Division by zero in ImageMagick - CVE-2025-55212
Published: August 26, 2025
Vulnerability identifier: #VU114419
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-55212
CWE-ID: CWE-369
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: ImageMagick.org
Affected software:
ImageMagick
ImageMagick
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to the divide-by-zero issue in ThumbnailImage via montage -geometry. A remote attacker can pass specially crafted input to the application and cause a denial of service condition on the target system.
How to mitigate CVE-2025-55212
Install updates from vendor's website.