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ZDI-26-627: Backblaze Personal Computer Backup bztransmit Link Following Denial-of-Service Vulnerability
ZDI published ZDI-26-627 for a local denial-of-service flaw (CVE-2026-19820, CVSS 6.1) in Backblaze Personal Computer Backup's bztransmit component.
The Zero Day Initiative published advisory ZDI-26-627 describing a link-following denial-of-service vulnerability in the bztransmit component of Backblaze Personal Computer Backup. Local attackers must first execute low-privileged code on the target system to trigger the condition. The issue carries a CVSS score of 6.1 and is tracked as CVE-2026-19820.
22
ZDI-26-548: OriginLab OriginPro OPJ File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
ZDI advisory ZDI-26-548 discloses CVE-2026-18289, an out-of-bounds write in OriginLab OriginPro OPJ parsing enabling remote code execution via malicious files.
OriginLab OriginPro contains an out-of-bounds write when parsing OPJ project files, tracked as CVE-2026-18289 with CVSS 7.8. Remote code execution requires user interaction, meaning the target must open a malicious file or visit a malicious page. The flaw was disclosed through ZDI advisory ZDI-26-548.
22
ZDI-26-532: SonicWall Email Security updateNetIf Command Injection Local Privilege Escalation Vulnerability
ZDI advisory ZDI-26-532 discloses CVE-2026-66149, a command injection in SonicWall Email Security updateNetIf allowing local privilege escalation (CVSS 7.8).
SonicWall Email Security contains a command injection flaw in the updateNetIf routine, tracked as CVE-2026-66149 with CVSS 7.8. A local attacker must first obtain the ability to execute low-privileged code on the target system in order to escalate privileges. The vulnerability was disclosed via ZDI advisory ZDI-26-532.
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ZDI-26-528: Wazuh Cluster DAPI Protocol Deserialization of Untrusted Data Remote Code Execution Vulnerability
ZDI advisory ZDI-26-528 discloses CVE-2026-28220, a CVSS 9.9 deserialization RCE in Wazuh's cluster DAPI protocol exploitable by network-adjacent attackers.
Wazuh contains a deserialization-of-untrusted-data flaw in its cluster DAPI protocol, tracked as CVE-2026-28220 with CVSS 9.9. Network-adjacent attackers can execute arbitrary code on affected installations, but must first obtain the ability to execute low-privileged code on a worker node. The vulnerability was disclosed through ZDI advisory ZDI-26-528.
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ZDI-26-547: OriginLab OriginPro OPJU File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
ZDI advisory ZDI-26-547 discloses CVE-2026-18288, an out-of-bounds write in OriginLab OriginPro OPJU file parsing enabling remote code execution via crafted files.
OriginLab OriginPro contains an out-of-bounds write when parsing OPJU files, tracked as CVE-2026-18288 with CVSS 7.8. Remote code execution requires user interaction, meaning the target must open a malicious file or visit a malicious page. The flaw was disclosed via ZDI advisory ZDI-26-547.
20
ZDI-26-551: OriginLab OriginPro OGG File Parsing Memory Corruption Remote Code Execution Vulnerability
ZDI advisory ZDI-26-551 discloses CVE-2026-18292, memory corruption in OriginLab OriginPro OGG file parsing enabling remote code execution with user interaction.
OriginLab OriginPro contains a memory corruption vulnerability when parsing OGG files, tracked as CVE-2026-18292 with CVSS 7.8. Remote code execution requires user interaction, meaning the target must open a malicious file or visit a malicious page. ZDI published the finding as advisory ZDI-26-551.
20
ZDI-26-689: Linux Kernel SCTP Subsystem Race Condition Information Disclosure Vulnerability
ZDI discloses Linux Kernel SCTP subsystem race condition (CVE-2026-46227) allowing low-privileged local attackers to disclose sensitive information, CVSS 6.4.
ZDI-26-689 describes a race condition information disclosure vulnerability in the Linux Kernel SCTP subsystem, assigned CVE-2026-46227 with a CVSS rating of 6.4. An attacker needs the ability to execute low-privileged code on the target system to exploit the flaw. The vulnerability exposes sensitive information from affected installations.
25
ZDI-26-688: Linux Kernel OpenvSwitch Race Condition Local Privilege Escalation Vulnerability
ZDI discloses Linux Kernel Open vSwitch race condition (CVE-2026-74465) allowing low-privileged local attackers to escalate privileges, CVSS 7.8.
ZDI-26-688 describes a race condition local privilege escalation vulnerability in the Linux Kernel's Open vSwitch implementation, tracked as CVE-2026-74465 with a CVSS rating of 7.8. An attacker must first obtain the ability to execute low-privileged code on the target system. Successful exploitation grants elevated privileges on affected installations.
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ZDI-26-695: Linux Kernel NFSv4 Server Race Condition Remote Code Execution Vulnerability
ZDI-26-695: Linux Kernel NFSv4 server race condition (CVE-2026-89688, CVSS 8.5) enables remote code execution on nfsd systems with authentication.
ZDI advisory ZDI-26-695 describes a race condition in the Linux Kernel NFSv4 server tracked as CVE-2026-89688 with a CVSS score of 8.5. Remote attackers can execute arbitrary code, but authentication is required and only systems with nfsd enabled are vulnerable. No in-the-wild exploitation is mentioned in the advisory.
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ZDI-26-700: Linux Kernel QFQ Plus Scheduler Use-After-Free Local Privilege Escalation Vulnerability
ZDI discloses Linux Kernel QFQ Plus scheduler use-after-free (CVE-2026-22999, CVSS 7.8) enabling local privilege escalation on affected systems.
ZDI advisory ZDI-26-700 covers a use-after-free in the Linux Kernel QFQ Plus scheduler, tracked as CVE-2026-22999 with a CVSS score of 7.8. Exploitation requires the attacker to first execute low-privileged code on the target system. Successful exploitation allows local attackers to escalate privileges. No in-the-wild exploitation is mentioned.
30
ZDI-26-680: Linux Kernel Crypto Subsystem Use-After-Free Local Privilege Escalation Vulnerability
ZDI discloses a Linux kernel crypto subsystem use-after-free (CVE-2026-31719, CVSS 8.8) letting local low-privileged attackers escalate to root.
ZDI advisory ZDI-26-680 covers a use-after-free vulnerability in the Linux kernel crypto subsystem, tracked as CVE-2026-31719 with a CVSS score of 8.8. A local attacker who can already execute low-privileged code can exploit it to escalate privileges on affected installations. The advisory does not report any exploitation in the wild.
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ZDI-26-697: Linux Kernel NTFS3 Out-Of-Bounds Read Information Disclosure Vulnerability
ZDI-26-697: Linux Kernel NTFS3 out-of-bounds read rated CVSS 7.3 lets local low-privileged attackers disclose sensitive information.
ZDI advisory ZDI-26-697 describes an out-of-bounds read in the Linux Kernel NTFS3 driver rated CVSS 7.3. An attacker must first be able to execute low-privileged code on the target system to exploit the flaw. Successful exploitation leads to sensitive information disclosure. No CVE identifier is listed in the advisory.
25
ZDI-26-687: Linux Kernel Open vSwitch Flow Delete Use-After-Free Information Disclosure Vulnerability
ZDI discloses Linux Kernel Open vSwitch use-after-free (CVE-2026-80994) letting low-privileged local attackers disclose sensitive kernel information, CVSS 6.4.
ZDI-26-687 covers a use-after-free information disclosure vulnerability in the Linux Kernel's Open vSwitch flow deletion handling, tracked as CVE-2026-80994 with a CVSS rating of 6.4. Exploitation requires the ability to execute low-privileged code on the target system. The flaw allows local attackers to disclose sensitive information from affected installations.
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ZDI-26-694: Linux Kernel Net Scheduler Clsact Qdisc Use-After-Free Local Privilege Escalation Vulnerability
ZDI discloses CVE-2026-23413, a use-after-free in the Linux kernel net scheduler clsact qdisc allowing local privilege escalation, CVSS 8.2.
ZDI advisory ZDI-26-694 describes a use-after-free vulnerability in the Linux kernel's net scheduler clsact qdisc component. Successful exploitation allows local attackers to escalate privileges on affected installations, and ZDI assigned a CVSS score of 8.2. The flaw is tracked as CVE-2026-23413. The advisory notes an attacker must first obtain the ability to execute high-privileged code on the target system to exploit the vulnerability.
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ZDI-26-691: Linux Kernel Netlink-based Wireless Configuration Integer Overflow Local Privilege Escalation Vulnerability
ZDI-26-691: integer overflow in Linux kernel netlink wireless configuration (CVE-2026-53182) allows local privilege escalation by attackers already running high-privileged code; CVSS 8.2.
ZDI advisory ZDI-26-691 discloses an integer overflow in the Linux kernel's netlink-based wireless configuration that allows local attackers to escalate privileges on affected installations. Exploitation requires the attacker to first obtain the ability to execute high-privileged code on the target system. ZDI assigned a CVSS rating of 8.2 and CVE-2026-53182.
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ZDI-26-690: Linux Kernel MCTP Routing Uninitialized Memory Information Disclosure Vulnerability
ZDI discloses Linux Kernel MCTP routing uninitialized memory flaw (CVE-2026-45930) letting high-privileged local attackers leak sensitive kernel information.
ZDI-26-690 describes an uninitialized memory information disclosure vulnerability in the Linux Kernel MCTP routing subsystem, tracked as CVE-2026-45930 with a CVSS rating of 6.0. Exploitation requires the attacker to already have the ability to execute high-privileged code on the target system. Impact is limited to disclosure of sensitive information from affected installations.
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ZDI-26-693: Linux Kernel ksmbd Share Configuration Race Condition Remote Code Execution Vulnerability
ZDI-26-693: authenticated race condition in Linux kernel ksmbd share configuration allows remote code execution on ksmbd-enabled systems; CVSS 8.5.
ZDI advisory ZDI-26-693 discloses a race condition in the Linux kernel's ksmbd share configuration that allows remote attackers to execute arbitrary code on affected installations. Exploitation requires authentication, and only systems with ksmbd enabled are vulnerable. ZDI assigned a CVSS rating of 8.5; no CVE is listed in the advisory text.
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ZDI-26-685: Linux Kernel NFC NCI UART Driver Race Condition Local Privilege Escalation Vulnerability
ZDI discloses a race condition in the Linux kernel NFC NCI UART driver (CVE-2025-38416, CVSS 8.8) allowing local low-privileged attackers to escalate privileges.
ZDI advisory ZDI-26-685 covers a race condition vulnerability in the Linux kernel's NFC NCI UART driver, tracked as CVE-2025-38416 with a CVSS score of 8.8. A local attacker with the ability to execute low-privileged code can exploit the race to escalate privileges on affected systems. Exposure is limited to systems where the NFC NCI UART driver is present, and no exploitation is reported.
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ZDI-26-701: Linux Kernel TLS Protocol Out-Of-Bounds Read Information Disclosure Vulnerability
ZDI discloses Linux Kernel TLS protocol out-of-bounds read (CVE-2026-64046) allowing high-privileged local attackers to disclose sensitive information, CVSS 6.7.
ZDI-26-701 covers an out-of-bounds read information disclosure vulnerability in the Linux Kernel TLS protocol implementation, tracked as CVE-2026-64046 with a CVSS rating of 6.7. Exploitation requires the attacker to already have the ability to execute high-privileged code on the target system. Impact is limited to disclosure of sensitive information from affected installations.
18
ZDI-26-696: Linux Kernel NTFS3 Journal Heap-based Buffer Overflow Code Execution Vulnerability
ZDI-26-696: Linux Kernel NTFS3 journal heap-based buffer overflow (CVE-2026-72196, CVSS 8.8) enables local arbitrary code execution.
ZDI advisory ZDI-26-696 describes a heap-based buffer overflow in the Linux Kernel NTFS3 journal handling, tracked as CVE-2026-72196 with a CVSS score of 8.8. Exploitation requires the attacker to first execute low-privileged code on the target system. Successful exploitation allows local attackers to execute arbitrary code. No in-the-wild exploitation is mentioned.
35
ZDI-26-682: Linux Kernel IPv6 Neighbour Discovery Uninitialized Memory Information Disclosure Vulnerability
ZDI discloses an uninitialized-memory flaw in Linux kernel IPv6 neighbor discovery (CVE-2026-43040, CVSS 6.0) allowing information disclosure by already-privileged local attackers.
ZDI advisory ZDI-26-682 describes an uninitialized memory vulnerability in the Linux kernel's IPv6 Neighbour Discovery code, tracked as CVE-2026-43040 with a CVSS score of 6.0. Exploitation requires the attacker to already execute high-privileged code on the target, which severely limits practical impact to kernel memory information disclosure. No active exploitation is mentioned.
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ZDI-26-692: Linux Kernel eMPIA USB Device Driver Race Condition Code Execution Vulnerability
ZDI-26-692: race condition in Linux kernel eMPIA USB driver (CVE-2026-31583) lets physically present attackers execute code without authentication; CVSS 7.1.
ZDI advisory ZDI-26-692 discloses a race condition in the Linux kernel's eMPIA USB device driver that allows physically present attackers to execute arbitrary code on affected installations. Authentication is not required, but physical access to the target system is necessary. ZDI assigned a CVSS rating of 7.1 and CVE-2026-31583.
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ZDI-26-702: Linux Kernel usbnet Driver Race Condition Privilege Escalation Vulnerability
ZDI discloses Linux Kernel usbnet driver race condition (CVE-2025-22050) enabling physically present attackers to escalate privileges without authentication.
ZDI-26-702 covers a race condition privilege escalation vulnerability in the Linux Kernel usbnet driver, assigned CVE-2025-22050 with a CVSS rating of 7.1. A physically present attacker can escalate privileges on affected installations. Authentication is not required to exploit the vulnerability.
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ZDI-26-648: (Pwn2Own) OpenAI Codex External Control of System or Configuration Setting Remote Code Execution Vulnerability
ZDI published a Pwn2Own advisory for CVE-2026-19590, enabling remote code execution in OpenAI's Codex agent via system or configuration control.
Zero Day Initiative advisory ZDI-26-648 documents an External Control of System or Configuration Setting vulnerability in OpenAI Codex, demonstrated at Pwn2Own. A remote attacker could achieve arbitrary code execution, with user interaction required such as opening malicious content. The flaw is tracked as CVE-2026-19590 with a CVSS rating of 7.8. No exploitation in the wild is reported.
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ZDI-26-675: Adobe Acrobat Reader DC Annotation Use-After-Free Remote Code Execution Vulnerability
ZDI disclosed a CVSS 7.8 use-after-free remote code execution flaw (CVE-2026-81976) in Adobe Acrobat Reader DC triggered via malicious PDFs.
The Zero Day Initiative published advisory ZDI-26-675 describing a use-after-free remote code execution vulnerability in Adobe Acrobat Reader DC, tracked as CVE-2026-81976 with a CVSS 7.8 score. The flaw resides in the annotation feature. Exploitation requires user interaction: the target must visit a malicious page or open a malicious file. The advisory reports no evidence of in-the-wild exploitation.
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ZDI-26-678: Adobe Photoshop DCM File Parsing Integer Overflow Remote Code Execution Vulnerability
ZDI disclosed a CVSS 7.8 integer overflow remote code execution flaw (CVE-2026-75863) in Adobe Photoshop DCM file parsing.
The Zero Day Initiative published advisory ZDI-26-678 describing an integer overflow remote code execution vulnerability in Adobe Photoshop, tracked as CVE-2026-75863 with a CVSS 7.8 score. The flaw occurs while parsing DCM files. Exploitation requires user interaction: the target must visit a malicious page or open a malicious file. No in-the-wild exploitation is reported.
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ZDI-26-637: Oracle Outside In Technology GEM File Parsing Integer Overflow Remote Code Execution Vulnerability
ZDI disclosed an integer overflow in Oracle Outside In Technology's GEM file parsing (CVE-2026-60413) enabling user-triggered remote code execution.
Zero Day Initiative published ZDI-26-637, a CVSS 7.8 integer overflow in GEM file parsing within Oracle Outside In Technology. Exploitation requires user interaction, such as opening a malicious file or visiting a malicious page, and results in arbitrary code execution on affected installations. The flaw is tracked as CVE-2026-60413. No exploitation activity is reported.
22
ZDI-26-647: VMware Workstation VMXNET3 TSO Segmentation Integer Overflow Local Privilege Escalation Vulnerability
ZDI disclosed an integer overflow in VMware Workstation's VMXNET3 TSO code (CVE-2026-59346) enabling local privilege escalation.
Zero Day Initiative published ZDI-26-647, a CVSS 7.5 integer overflow in the VMXNET3 TSO segmentation code of VMware Workstation. A local attacker who has already obtained the ability to execute high-privileged code on the guest system can exploit the flaw to escalate privileges on affected installations. The issue is tracked as CVE-2026-59346. No exploitation is reported in the advisory.
30
ZDI-26-639: Oracle VirtualBox VMSVGA Heap-based Buffer Overflow Local Privilege Escalation Vulnerability
ZDI disclosed a heap-based buffer overflow in Oracle VirtualBox's VMSVGA component (CVE-2026-71116) enabling local privilege escalation.
Zero Day Initiative published ZDI-26-639, a CVSS 7.5 heap-based buffer overflow in the VMSVGA component of Oracle VirtualBox. Local attackers who already execute high-privileged code on the guest system can leverage the flaw to escalate privileges on affected installations. The vulnerability is tracked as CVE-2026-71116. No exploitation is reported.
27
ZDI-26-616: Koha Eval Code Injection Remote Code Execution Vulnerability
ZDI disclosed CVE-2026-19780, a CVSS 8.8 authenticated eval code-injection flaw in Koha enabling remote code execution.
Zero Day Initiative advisory ZDI-26-616 describes a code injection vulnerability in the Eval component of Koha, the open-source integrated library system. A remote attacker must authenticate before injecting and executing arbitrary code on affected installations. ZDI assigned the flaw a CVSS 3.0 rating of 8.8.
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ZDI-26-618: Microsoft Windows UMPDDrvStretchBlt Improper Object Management Local Privilege Escalation Vulnerability
ZDI disclosed CVE-2026-62712, a CVSS 7.8 Windows UMPDDrvStretchBlt improper object-management flaw enabling local privilege escalation.
Zero Day Initiative advisory ZDI-26-618 describes an improper object management issue in Microsoft Windows' UMPDDrvStretchBlt component. A local attacker who can already execute low-privileged code on the system can escalate privileges. The flaw carries a CVSS 3.0 rating of 7.8; details on affected versions and patch availability are limited in the advisory.
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ZDI-26-617: Microsoft Windows MIDI Service Incorrect Permission Assignment Local Privilege Escalation Vulnerability
ZDI disclosed CVE-2026-66804, a CVSS 7.8 incorrect permission assignment in Windows MIDI Service allowing local privilege escalation.
Zero Day Initiative advisory ZDI-26-617 details an incorrect permission assignment flaw in the Microsoft Windows MIDI Service. An attacker with the ability to run low-privileged code on an affected system can escalate privileges. ZDI rated the issue CVSS 7.8; the advisory provides no evidence of active exploitation.
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ZDI-26-588: Fabric.js loadFromJSON Server-Side Request Forgery Vulnerability
ZDI disclosed a server-side request forgery in Fabric.js loadFromJSON (CVE-2026-19504) that can leak sensitive information from affected implementations.
Zero Day Initiative advisory ZDI-26-588 describes a server-side request forgery vulnerability in the Fabric.js canvas library's loadFromJSON function. Exploitation requires interaction with the library and attack vectors vary by implementation, potentially exposing sensitive information. The issue is rated 4.0 on the CVSS scale and tracked as CVE-2026-19504. The advisory does not report exploitation in the wild.
15
ZDI-26-590: libwebsockets HTTP/2 HPACK Path Header Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
ZDI disclosed CVE-2026-19773, an unauthenticated out-of-bounds write allowing remote code execution in libwebsockets HTTP/2 HPACK parsing, rated CVSS 9.8.
The Zero Day Initiative published advisory ZDI-26-590 for an out-of-bounds write vulnerability in libwebsockets' HTTP/2 HPACK path header parsing. A remote attacker can execute arbitrary code on affected installations without authentication. The flaw is tracked as CVE-2026-19773 and carries a CVSS score of 9.8.
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ZDI-26-607: Microsoft Office HTML Injection Information Disclosure Vulnerability
ZDI disclosed an HTML injection flaw in Microsoft Office (CVSS 7.6) that lets remote attackers disclose sensitive information via malicious pages or files.
Zero Day Initiative advisory ZDI-26-607 describes an HTML injection vulnerability in Microsoft Office that leads to information disclosure. Remote attackers need the target to visit a malicious page or open a malicious file to trigger it. ZDI rated the issue 7.6 on the CVSS scale and the advisory lists no CVE identifier. The advisory does not indicate active exploitation.
18
ZDI-26-610: Apple Safari JavaScriptCore B3 ReduceStrength Phase Use-After-Free Remote Code Execution Vulnerability
ZDI details a use-after-free in Apple Safari's JavaScriptCore (CVE-2026-64715) that allows remote code execution after a user visits a malicious page.
The Zero Day Initiative published advisory ZDI-26-610 for a use-after-free in the B3 ReduceStrength phase of Apple Safari's JavaScriptCore. Successful exploitation allows remote attackers to execute arbitrary code, but user interaction is required, such as visiting a malicious page or opening a malicious file. ZDI rates the vulnerability 8.8 on CVSS and assigned CVE-2026-64715. The advisory does not report exploitation in the wild.
30
ZDI-26-606: Microsoft Windows Compatibility Appraiser Link Following Local Privilege Escalation Vulnerability
ZDI disclosed a link-following flaw in Windows Compatibility Appraiser (CVSS 7.0) enabling local privilege escalation from the LOCAL SERVICE context.
ZDI-26-606 describes a link-following vulnerability in the Windows Compatibility Appraiser component that permits local privilege escalation. An attacker must already be able to execute low-privileged code in the LOCAL SERVICE context on the target system. ZDI rated the issue 7.0 on the CVSS scale; the advisory lists no CVE identifier. No active exploitation is reported.
18
ZDI-26-602: Foxit PDF Reader Doc Object Use-After-Free Remote Code Execution Vulnerability
ZDI disclosed a use-after-free in Foxit PDF Reader (CVE-2026-13128) enabling remote code execution when a user opens a malicious file.
Zero Day Initiative advisory ZDI-26-602 describes a use-after-free flaw in Foxit PDF Reader's document object handling. Exploitation yields arbitrary code execution but requires the target to open a malicious page or file. ZDI assigned CVSS 7.8 and CVE-2026-13128. The advisory does not report active exploitation.
24
ZDI-26-585: OriginLab Origin Viewer OGWU File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability
ZDI reported an out-of-bounds write in OriginLab Origin Viewer's OGWU parsing (CVE-2026-19885) that allows remote code execution via crafted files.
ZDI-26-585 details an out-of-bounds write vulnerability when OriginLab Origin Viewer parses OGWU files, leading to remote code execution. A successful attack requires the user to open a malicious file or visit a malicious page. The flaw carries a CVSS rating of 7.8 and is tracked as CVE-2026-19885. No in-the-wild exploitation is mentioned.
15