---
title: "CVE-2026-116149: ImageMagick - Buffer Overflow"
description: "ImageMagick < 6.9.13-58 and 7.x < 7.1.2-33 contain a stack-based buffer overflow caused by improper handling of bzip2 compressed images, letting attackers cause crashes or memory corruption via crafted images."
url: https://panop.io/threat-heartbeat/CVE-2026-116149/
---

# CVE-2026-116149 ImageMagick - Buffer Overflow

ImageMagick < 6.9.13-58 and 7.x < 7.1.2-33 contain a stack-based buffer overflow caused by improper handling of bzip2 compressed images, letting attackers cause crashes or memory corruption via crafted images.

CVSS base score 8.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-116149)

## Details

Type

Buffer Overflow

Impact

Denial Of Service, Remote Code Execution

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Published

25 October 2026

Updated

26 October 2026

Weakness

[CWE-121](https://cwe.mitre.org/data/definitions/121.html)

## Vendor fix

Upgrade to version 6.9.13-58, 7.1.2-33 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-116149](https://nvd.nist.gov/vuln/detail/CVE-2026-116149)
- [https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-pwpf-8799-94cj](https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-pwpf-8799-94cj)
- [https://www.vulncheck.com/advisories/imagemagick-before-6.9.13-58-and-7-x-before-7.1.2-33-stack-buffer-overflow-via-bzip2-compressed-images](https://www.vulncheck.com/advisories/imagemagick-before-6.9.13-58-and-7-x-before-7.1.2-33-stack-buffer-overflow-via-bzip2-compressed-images)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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