PatchSiren cyber security CVE debrief
CVE-2026-2049 GIMP CVE debrief
CVE-2026-2049 is a high-severity vulnerability in GIMP, a popular image editing software. The vulnerability is caused by a lack of proper validation of user-supplied data when parsing HDR files, leading to a heap-based buffer overflow. This allows remote attackers to execute arbitrary code on affected installations of GIMP, requiring user interaction to exploit.
- Vendor
- GIMP
- Product
- Unknown
- CVSS
- HIGH 7.8
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-06-10
- Original CVE updated
- 2026-06-11
- Advisory published
- 2026-06-10
- Advisory updated
- 2026-06-11
Who should care
Users of GIMP, particularly those who handle HDR files or visit untrusted websites, should be aware of this vulnerability and take steps to mitigate it.
Technical summary
The vulnerability exists within the parsing of HDR files in GIMP. 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.
Defensive priority
High
Recommended defensive actions
- Update GIMP to the latest version as soon as available.
- Be cautious when opening HDR files from untrusted sources.
- Avoid visiting malicious websites that may serve HDR files.
Evidence notes
The CVE-2026-2049 vulnerability was reported by ZDI-CAN-28618 and has a CVSS score of 7.8.
Official resources
CVE-2026-2049 was published on 2026-06-10T22:16:56.833Z and modified on 2026-06-11T15:34:48.027Z.