Vulnerabilities CVE-2026-6694

CVE-2026-6694

Medium

Open

TLP:CLEAR

Gimp: gimp file-png plugin: denial of service via oversized apng trns chunk

NVD CVE.org

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Description

A flaw was found in GIMP's file-png plugin. A remote attacker can exploit this by crafting a malicious Animated Portable Network Graphics (APNG) image containing an oversized tRNS chunk. This can lead to a stack-based buffer overflow (CWE-121), causing the file-png plugin to crash and resulting in a Denial of Service (DoS) for the user.

Details

CVSS Score: 5.5
EPSS Score ⓘ: 0.15%

4.7th percentile
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Confidence: 90%
Published: Aug 3, 2026
Last Modified: Aug 3, 2026

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