CVE-2026-4153 — GIMP PSP File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability

Description (CNA)

GIMP PSP 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 PSP 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-28874.

Affected (CNA)

Vendor / product	Versions
GIMP / GIMP	affected 3.0.8

CWE

CWE-122

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.

redhat-SADP

A flaw was found in GIMP. A remote attacker could exploit this vulnerability by enticing a user to open a specially crafted PSP (PaintShop Pro) file. This flaw is caused by a heap-based buffer overflow, where the application does not properly validate the length of user-supplied data. Successful exploitation can lead to arbitrary code execution in the context of the current process.