ZDI-26-457: GIMP TIF File Parsing Integer Overflow Remote Code Execution Vulnerability
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 7.8. The following CVEs are assigned: CVE-2026-18304.
AI Analysis
Technical Summary
CVE-2026-18304 is an integer overflow vulnerability in GIMP's TIF file parser. The vulnerability occurs due to insufficient validation of user input, which can cause an integer overflow prior to buffer allocation. This flaw enables remote attackers to execute arbitrary code within the context of the current process if a user opens a crafted malicious TIF file. The vulnerability requires user interaction and has a CVSS score of 7.8. GIMP has released an official update to fix this issue.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code on affected GIMP installations with the privileges of the current user. This can lead to full compromise of the affected system or user environment. The attack requires user interaction, such as opening a malicious TIF file.
Mitigation Recommendations
An official fix has been released by GIMP to address this vulnerability. Users should update to the latest version of GIMP containing the patch. No additional mitigation steps are indicated by the vendor advisory.
ZDI-26-457: GIMP TIF File Parsing Integer Overflow Remote Code Execution Vulnerability
Description
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 7.8. The following CVEs are assigned: CVE-2026-18304.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-18304 is an integer overflow vulnerability in GIMP's TIF file parser. The vulnerability occurs due to insufficient validation of user input, which can cause an integer overflow prior to buffer allocation. This flaw enables remote attackers to execute arbitrary code within the context of the current process if a user opens a crafted malicious TIF file. The vulnerability requires user interaction and has a CVSS score of 7.8. GIMP has released an official update to fix this issue.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code on affected GIMP installations with the privileges of the current user. This can lead to full compromise of the affected system or user environment. The attack requires user interaction, such as opening a malicious TIF file.
Mitigation Recommendations
An official fix has been released by GIMP to address this vulnerability. Users should update to the latest version of GIMP containing the patch. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Article Source
- {"url":"http://www.zerodayinitiative.com/advisories/ZDI-26-457/","fetched":true,"fetchedAt":"2026-07-30T15:56:51.386Z","wordCount":206}
- Exploit Sophistication
- 6
- Weaponization Potential
- 5
- Stealth Capability
- 6
- Ai Analysis Type
- exploit-specialized
Threat ID: 6a6b74c89c2644c7f84cc4c6
Added to database: 07/30/2026, 15:59:04 UTC
Last enriched: 07/30/2026, 16:11:04 UTC
Last updated: 07/31/2026, 14:36:22 UTC
Views: 10
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