Description
GIMP APNG File Parsing Stack-based Buffer 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 specific flaw exists within the parsing of APNG files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-29400.
Published: 2026-10-21
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 22 Oct 2026 12:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-120
References
Metrics threat_severity

None

cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}

threat_severity

Important


Thu, 22 Oct 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Gimp
Gimp gimp
Vendors & Products Gimp
Gimp gimp

Wed, 21 Oct 2026 17:15:00 +0000

Type Values Removed Values Added
Description GIMP APNG File Parsing Stack-based Buffer 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 specific flaw exists within the parsing of APNG files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-29400.
Title GIMP APNG File Parsing Stack-based Buffer Overflow Remote Code Execution Vulnerability
Weaknesses CWE-121
References
Metrics cvssV3_0

{'score': 7.8, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: zdi

Published:

Updated: 2026-10-21T17:18:13.162Z

Reserved: 2026-09-15T18:08:11.421Z

Link: CVE-2026-92183

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-21T18:17:30.443

Modified: 2026-10-21T18:17:30.443

Link: CVE-2026-92183

cve-icon Redhat

Severity : Important

Publid Date: 2026-10-21T17:18:13Z

Links: CVE-2026-92183 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-10-22T16:00:11Z

Weaknesses
  • CWE-120

    Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

  • CWE-121

    Stack-based Buffer Overflow