Integer Overflow Vulnerability in GIMP Affecting SGI File Parsing
CVE-2026-18306

7.8HIGH

Key Information:

Vendor

Gimp

Status
Gimp
Vendor
CVE Published:
20 August 2026

What is CVE-2026-18306?

This vulnerability in GIMP arises from inadequate validation of user-supplied data during SGI file parsing, leading to potential integer overflow when writing to memory. An attacker must entice a user to open a manipulated SGI file or visit an infected page, allowing them to execute arbitrary code within the context of the GIMP application.

Affected Version(s)

GIMP 3.2.2

References

https://www.zerodayinitiative.com/advisories/ZDI-26-459/
x_research-advisory
https://gitlab.gnome.org/GNOME/gimp/-/commit/76531da9732f...
vendor-advisory

CVSS V3.0

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.