CVE-2026-40312
ImageMagick: Magick.NET: ImageMagick and Magick.NET: Denial of Service via malicious MSL file processing
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · April 14, 2026
Updated · August 18, 2026
Description
A flaw was found in ImageMagick. A remote attacker could exploit an off-by-one error when processing a specially crafted malicious MSL (Magick Scripting Language) file. This vulnerability could lead to a denial of service (DoS) by causing the application to crash, making it unavailable to users.
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 · 6.2CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-193 · Off-by-one Error