ZDI-26-458: 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-2026-18305.
AI Analysis
Technical Summary
CVE-2026-18305 is an integer overflow vulnerability in the TIF file parsing component of GIMP. The vulnerability occurs due to insufficient validation of user-supplied data, which can cause an integer overflow prior to buffer allocation. This can be exploited by remote attackers to execute arbitrary code within the context of the current process. Exploitation requires user interaction, such as opening a crafted malicious TIF file. The vulnerability has a CVSS score of 7.8 and is classified as critical. GIMP has released an update addressing this issue.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code on affected GIMP installations with the privileges of the user running the application. This can lead to full compromise of the affected system or user environment. The vulnerability requires user interaction, such as opening a malicious TIF file, to trigger the exploit.
Mitigation Recommendations
GIMP has issued an official update that corrects this vulnerability. Users and administrators should apply the update promptly to mitigate the risk. No additional mitigation steps are indicated by the vendor advisory.
ZDI-26-458: 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-2026-18305.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-18305 is an integer overflow vulnerability in the TIF file parsing component of GIMP. The vulnerability occurs due to insufficient validation of user-supplied data, which can cause an integer overflow prior to buffer allocation. This can be exploited by remote attackers to execute arbitrary code within the context of the current process. Exploitation requires user interaction, such as opening a crafted malicious TIF file. The vulnerability has a CVSS score of 7.8 and is classified as critical. GIMP has released an update addressing this issue.
Potential Impact
Successful exploitation allows remote attackers to execute arbitrary code on affected GIMP installations with the privileges of the user running the application. This can lead to full compromise of the affected system or user environment. The vulnerability requires user interaction, such as opening a malicious TIF file, to trigger the exploit.
Mitigation Recommendations
GIMP has issued an official update that corrects this vulnerability. Users and administrators should apply the update promptly to mitigate the risk. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Article Source
- {"url":"http://www.zerodayinitiative.com/advisories/ZDI-26-458/","fetched":true,"fetchedAt":"2026-07-30T15:56:49.517Z","wordCount":206}
- Exploit Sophistication
- 6
- Weaponization Potential
- 5
- Stealth Capability
- 7
- Ai Analysis Type
- exploit-specialized
Threat ID: 6a6b74c89c2644c7f84cc4c3
Added to database: 07/30/2026, 15:59:04 UTC
Last enriched: 07/30/2026, 16:10:58 UTC
Last updated: 07/31/2026, 14:48:05 UTC
Views: 11
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