Buffer overflow in Gimp
CVE-2026-92183
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.
Vulnerability class: Buffer Overflow
Published .
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Gimp — versions 3.2.2
Weakness classification (CWE)
References
- www.zerodayinitiative.com/advisories/ZDI-26-713/ (x_research-advisory)
- gitlab.gnome.org/GNOME/gimp/-/commit/175e28961a4679be8762a2d4d5a297faa82aebd9 (vendor-advisory)
Frequently asked questions
- What is CVE-2026-92183?
- CVE-2026-92183 is a high-severity vulnerability in Gimp, classified under Stack-based Buffer Overflow. CVSS score: 7.8/10. Published 2026-10-21.
- How severe is CVE-2026-92183?
- High severity. CVSS v3 base score is 7.8 out of 10.