CVE-2026-46522
ImageMagick: ImageMagick: Denial of Service via crafted MIFF file
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · June 11, 2026
Updated · November 5, 2026
Description
A flaw was found in ImageMagick. A remote attacker could provide a specially crafted MIFF (Magick Image File Format) file, which, due to a missing check in the MIFF decoder, would lead to an infinite loop. This vulnerability results in CPU exhaustion, causing a Denial of Service (DoS) for the affected system.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-835 · Loop with Unreachable Exit Condition