Infinite loop in ImageMagick - CVE-2026-123273
Published: November 3, 2026 / Updated: November 6, 2026
Vulnerability identifier: #VU158698
CSH Severity: Low
CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-123273
CWE-ID: CWE-835
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote user to cause a denial of service.
The vulnerability exists due to an infinite loop in the ImageMagick SVG decoder when processing a crafted image. A remote user can submit a specially crafted image for decoding to trigger the loop and cause a denial of service.
Affected software
ImageMagick
How to mitigate CVE-2026-123273
Install security update from vendor's website.
ImageMagick - addressed in versions 6.9.13-60, 7.1.2-35