Ubuntu Security Notices guidance
Vendor revision: Sep 14, 2026USN-8739-1 fixed vulnerabilities in ImageMagick.
Vulnerability intelligence
CVE-2026-61863 and is rated High severity with a CVSS score of 7.5. It is not in the current CISA KEV record we collected. That does not prove exploitation has not occurred.
USN-8739-1 fixed vulnerabilities in ImageMagick.
ImageMagick before 7.1.2-26 (and 6.x before 6.9.13-51) contains a memory leak in the TIFF encoder that occurs when a temporary file cannot be created, resulting in a small memory leak.
Source: NVD