CVE-2026-2049: GIMP HDR File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

Published Mar 16, 2026
·
Updated

GIMP HDR 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 HDR 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-28618.

Affected Software

1 affected component
GIMP GIMP

Event History

Mar 16, 2026
Advisory Published
via ZDI·12:00 AM
Data Sourced
via ZDI·12:00 AM
DescriptionSeverityAffected Software
Jun 10, 2026
CVE Published
via MITRE·09:22 PM
Data Sourced
via MITRE·09:22 PM
DescriptionSeverityWeakness
Data Sourced
via Red Hat·10:01 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·10:16 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the severity of CVE-2026-2049?

The severity of CVE-2026-2049 is rated high, with a CVSS score of 7.8.

2

How do I fix CVE-2026-2049?

To fix CVE-2026-2049, update to the latest version of GIMP that addresses this vulnerability.

3

What are the potential impacts of CVE-2026-2049?

CVE-2026-2049 may allow remote attackers to execute arbitrary code on affected GIMP installations.

4

Is user interaction required to exploit CVE-2026-2049?

Yes, user interaction is required because the target must visit a malicious webpage or open a harmful HDR file.

5

What type of vulnerability is CVE-2026-2049 categorized as?

CVE-2026-2049 is categorized as a heap-based buffer overflow vulnerability.

Contact

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