Allocation of Resources Without Limits or Throttling in ImageMagick - #VU154080
Published: October 12, 2026
Vulnerability identifier: #VU154080
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-770
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to cause a denial of service.
The vulnerability exists due to allocation of resources without timely enforcement of image dimension limits in the UHDR decoder when decoding UHDR images. A remote attacker can supply images that exceed width or height policy limits to cause a denial of service.
Width and height checks occur only after decoding has completed.
Affected software
ImageMagick
Remediation
Install security update from vendor's website.
ImageMagick - update to 7.1.2-33