ZDI-26-633: GIMP PSP File Parsing Integer Overflow Remote Code Execution Vulnerability
ZDI disclosed a CVSS 7.8 integer overflow in GIMP's PSP file parser that enables remote code execution when users open malicious files.
ZDI published advisory ZDI-26-633 for an integer overflow in GIMP's parsing of PSP image files. Remote attackers can execute arbitrary code, but exploitation requires user interaction such as opening a malicious file. ZDI assigned CVSS 7.8 and the issue is tracked as CVE-2026-4153.
- Integer overflow in GIMP PSP file parsing
- Requires user interaction to exploit
- ZDI rated the issue CVSS 7.8
- Tracked as CVE-2026-4153
- CVEs
- CVE-2026-4153
- Vendors
- GIMPZero Day Initiative
- Products
- GIMP
- Organizations
- Zero Day Initiative
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2026-4153 | GIMP PSP File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability | 7.8 | <1% |
From the original article
This vulnerability allows remote attackers to execute arbitrary code on affected installations of GIMP. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The ZDI has assigned a CVSS rating of 7.
zerodayinitiative.com
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