ImageMagick 7.1.2-31 UHDR Encoder Policy Bypass Causing DoS
CVE-2026-93590 Published on September 18, 2026
ImageMagick before 7.1.2-31 Policy Bypass in UHDR encoder
ImageMagick before 7.1.2-31 contains a policy bypass vulnerability in the UHDR encoder that fails to perform policy checks during buffer allocation for image pixels. Attackers can bypass resource policies by processing specially crafted UHDR images, potentially causing denial of service through excessive memory allocation.
Vulnerability Analysis
CVE-2026-93590 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity and availability.
Weakness Type
What is a Resource Exhaustion Vulnerability?
The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.
CVE-2026-93590 has been classified to as a Resource Exhaustion vulnerability or weakness.
Products Associated with CVE-2026-93590
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Affected Versions
ImageMagick:- Before 7.1.2-31 is affected.
- Version 7.1.2-31 is unaffected.