Vulnerability details
CVE-2026-18307
GIMP GIMP
GIMP TIF File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability
CVSS 3.0
7.8High
Official description
GIMP TIF File Parsing Heap-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 TIF files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-29404.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 7.8High | 3.0 | CVEProject cvelistV5 (CNA) (zdi) | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| GIMP | GIMP | 3.2.2 | CVEProject cvelistV5 (CNA) |
References and advisories
2- https://www.zerodayinitiative.com/advisories/ZDI-26-460/ x_research-advisory
- https://gitlab.gnome.org/GNOME/gimp/-/commit/bace3e7fd54104fe6b70c1703e9b982a4770811d vendor-advisory
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Details
- Published
- 2026-08-20
- Last updated
- 2026-08-27
- State
- Published
- Assigner (CNA)
- zdi
Exploit prediction (EPSS)
0.42%
Probability of exploitation in 30 days
36.8%
Percentile (among all CVEs)
SSVC assessment (CISA)
- Automatable
- No
- Exploitation
- None
- Technical impact
- Total
Weaknesses (CWE)
- CWE-122Heap-based Buffer Overflow