Integer overflow in Gimp
CVE-2025-5473
GIMP ICO 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 specific flaw exists within the parsing of ICO files. The issue results from the lack of proper validation of user-supplied data, which can result in an integer overflow before writing to memory. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-26752.
Vulnerability class: Integer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.235 (97.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 97.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.138 · newest: 0.235 · change: +0.097
Affected products
- Gimp — versions 3.0.2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.zerodayinitiative.com/advisories/ZDI-25-321/ (x_research-advisory, Third Party Advisory)
- www.gimp.org/news/2025/05/18/gimp-3-0-4-released/ (vendor-advisory, Release Notes)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2025-5473?
- CVE-2025-5473 is a high-severity vulnerability in Gimp, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2025-06-06.
- How severe is CVE-2025-5473?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2025-5473 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.