ImageMagick 7.1.2-31 UAF in ImagesToBlob
CVE-2026-93586 Published on September 18, 2026
ImageMagick before 7.1.2-31 Use After Free via ImagesToBlob
ImageMagick before 7.1.2-31 and before 6.9.13-56 contains a use-after-free vulnerability in the ImagesToBlob method, caused by a pointer that is not updated correctly. Exploitation may result in a limited availability impact (e.g., a crash of the affected process). The issue is fixed in versions 7.1.2-31 and 6.9.13-56.
Vulnerability Analysis
CVE-2026-93586 is exploitable with local system 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 Dangling pointer Vulnerability?
Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code.
CVE-2026-93586 has been classified to as a Dangling pointer vulnerability or weakness.
Products Associated with CVE-2026-93586
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Affected Versions
ImageMagick:- Before 7.1.2-31 is affected.
- Version 7.1.2-31 is unaffected.
- Before 6.9.13-56 is affected.
- Version 6.9.13-56 is unaffected.