CVE-2026-118753

FreeImage (danoli3 fork) before 3.19.25 Heap Buffer Overflow via GIF_PLAYBACK Compositing

HIGH
7.8
CVSS Score
Published: October 28, 2026 at 09:11 PM UTC
Updated: October 28, 2026 at 10:17 PM UTC
1 product affected across 1 vendorFreeImage

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Severity
HIGH7.8
Exploit prediction
EPSS 0.1%

Description

FreeImage (danoli3 fork) before 3.19.25 contains a heap buffer overflow vulnerability in PluginGIF.cpp that allows attackers to write past the canvas allocation via unclipped GIF frame rectangles. Attackers can craft a GIF whose frame left plus width exceeds the logical screen width, causing GifPlaybackCompositeFrame() and GifPlaybackFillRect() to corrupt heap memory when loaded with GIF_PLAYBACK.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions

CVSS

7.8HIGHVulnCheck
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-787

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