CVE-2026-30929 PUBLISHED

ImageMagick has a stack buffer overflow in MagnifyImage

Assigner: GitHub_M
Reserved: 07.03.2026 Published: 09.03.2026 Updated: 09.03.2026

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-16 and 6.9.13-41, MagnifyImage uses a fixed-size stack buffer. When using a specific image it is possible to overflow this buffer and corrupt the stack. This vulnerability is fixed in 7.1.2-16 and 6.9.13-41.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
CVSS Score: 7.7

Attack Vector	Local	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	None	Integrity Impact	High
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	ImageMagick
Product	ImageMagick
Versions	Version >= 7.0.0, < 7.1.2-16 is affected Version < 6.9.13-41 is affected

References

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-rqq8-jh93-f4vg

Problem Types

CWE-121: Stack-based Buffer Overflow CWE
CWE-787: Out-of-bounds Write CWE