LevelBlue: vulnerability exploitation rose to 14% of initial access
The firm's Q1 figure was 20%, while Verizon's 2026 DBIR put exploitation behind 31% of breaches.
The firm's Q1 figure was 20%, while Verizon's 2026 DBIR put exploitation behind 31% of breaches.
Victim reports helped disrupt an August 2025 Akira campaign linked to a known SonicWall flaw.
A DShield honeypot logged about 960,000 events in three weeks, and Accept-Charset GBK stood out on SonicWall login probes.
Exposed logs show 8,257 messages across 133 sessions and an estimated 62 targets, four of which appeared on leak sites.
The October 20 joint advisory covers activity since August 2024 and five exploited CVEs, including critical CVE-2024-40711.
Talos says 2026 CVE volume passed 70,000 while KEV growth lagged, so discovery is not exploitation.
Canada’s Cyber Centre urges patches for multiple flaws in SonicWall NSM On-Prem 4.3.1 and earlier.
SonicWall patched two high-severity NSM On-Prem bugs that can expose data and enable authenticated command execution.
ZDI discloses authenticated remote code execution in SonicWall Secure Mobile Access via unzip traversal, CVE-2026-102257.
Attackers are exploiting CVE-2026-102255, a CVSS 10 unauthenticated SSRF flaw in SonicWall SMA 1000 appliances.
Attackers are exploiting SonicWall SMA 1000 pre-auth SSRF CVE-2026-102255, a CVSS 10.0 flaw with no workaround.
SonicWall patched critical pre-auth SMA1000 SSRF CVE-2026-102255 after exploitation attempts hit honeypots.
Attackers made 135 attempts to exploit critical pre-auth SSRF CVE-2026-102255 in SonicWall SMA 1000 days after patching.
Attackers began exploiting critical SonicWall SMA1000 SSRF CVE-2026-102255 within two days of its October 6 disclosure.
CISA added an exploited NetScaler flaw to KEV as Atlassian, Exchange, and SonicWall patches landed amid active attacks.
SonicWall patched a CVSS 10 pre-auth SSRF in SMA1000, and Splunk fixed critical command-execution flaws.
SonicWall disclosed a CVSS 10 pre-auth SSRF in SMA1000, with no confirmed exploitation yet.
Canada's Cyber Centre warns SonicWall SMA1000 appliances through version 12.5.0 have multiple vulnerabilities and should be updated.
SonicWall patched a CVSS 10 pre-auth SSRF in SMA1000 appliances, with no evidence of exploitation.
SonicWall patched a CVSS 10.0 pre-auth SSRF in SMA1000 WorkPlace plus three authenticated flaws.
SonicWall patched four SMA 1000 flaws, including an unauthenticated SSRF rated CVSS 10.0.
SonicWall patches maximum-severity unauthenticated SSRF CVE-2026-102255 in SMA1000 gateways; no exploitation reported.
SonicWall patched pre-auth SSRF CVE-2026-102255 in SMA 1000 appliances, with no known exploitation.
Huntress stopped an intrusion that used a VMware ESXi VM-escape toolkit after SonicWall VPN access.
SOCRadar flags alleged underground leaks of Metree, WuBook, SonicWall access, Campus.gov.il, and Kenya vehicle data.
Metasploit adds 16 modules including 10 exploits, five covering CISA KEV vulnerabilities in Cisco, SonicWall, PaperCut, JetBrains and Langflow.
Hunt.io links a UK council attack to mass exploitation of SonicWall SMA1000 flaw CVE-2026-15409 (CVSS 10.0), enabling credential and Active Directory theft.
AI-orchestrated campaign exploited PaperCut NG/MF RCE (CVE-2026-81578/82078), compromising 440+ instances at 395 organizations in 48 countries.
Canada's Cyber Centre issued advisory AV26-884 warning that SonicWall Network Security Manager On-Prem 4.3.0 and earlier are affected by multiple vulnerabilities.
Check Point weekly bulletin: exploited SonicWall SMA 1000 zero-days (CVE-2026-83548/49), JFrog Artifactory auth bypass, and a 2.8M-patient Baylor Genetics breach.
Security Affairs weekly newsletter round 593 linking to dozens of stories across breaches, ransomware, malware, APTs, and AI security news.
Help Net Security week-in-review roundup: Claude infostealer lockouts, record Patch Tuesday, McKesson breach, SonicWall zero-days, PaperCut attacks.
Two actively exploited SonicWall SMA 1000 zero-days chain to unauthenticated RCE; patches released and CISA added both to KEV.
CISA added two actively exploited SonicWall SMA1000 flaws to KEV: pre-auth SSRF CVE-2026-83548 (CVSS 10) and post-auth RCE CVE-2026-83549; patch by September 5.
CISA added seven actively exploited vulnerabilities to its KEV catalog, including SonicWall SMA 1000 SSRF CVE-2026-83548, amid campaigns deploying reverse shells and crypto miners.
New SonicWall SMA 1000 zero-days enable unauthenticated remote code execution, with exploitation observed following earlier summer attacks on other SonicWall edge zero-days.
CISA added exploited SonicWall SMA1000 flaws CVE-2026-83548 and CVE-2026-83549 to KEV; admins of affected hotfix versions should patch.
SonicWall SMA1000 appliances face active exploitation of chained CVE-2026-83548 and CVE-2026-83549 enabling unauthenticated RCE; hotfixes released.
SonicWall warns attackers are chaining two SMA1000 zero-days, a CVSS 10.0 SSRF and command injection, to compromise VPN gateways.
SonicWall patches two actively exploited SMA 1000 VPN zero-days: CVSS 10.0 pre-auth SSRF CVE-2026-83548 and post-auth command injection CVE-2026-83549, chained for RCE.
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