CVE-2026-56363 ImageMagick - Division by Zero in Binomial Kernel Processing

What is CVE-2026-56363?

CVE-2026-56363 is a medium-severity vulnerability in Imagemagick Imagemagick, published on 30 Jun 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

ImageMagick before 7.1.2-22 contains a division by zero vulnerability in binomial kernel processing that allows attackers to cause denial of service. An attacker can supply a large binomial kernel value causing integer overflow, resulting in division by zero and application crash.

Weakness: CWE-190

Which versions are affected by CVE-2026-56363?

34 open source packages ship an affected version, including Magick.NET-Q16-AnyCPU, Magick.NET-Q16-HDRI-AnyCPU and Magick.NET-Q16-HDRI-OpenMP-arm64. It affects 1 product.

Products include Imagemagick Imagemagick.

How do I fix CVE-2026-56363?

Upgrade Magick.NET-Q16-AnyCPU to 14.12.0 or later.

Is CVE-2026-56363 being exploited?

There is no known exploitation of CVE-2026-56363 in the wild and no public exploit code.

Other vulnerabilities in Imagemagick Imagemagick

• CVE-2019-19952 Use after free in n/a Critical 9.8
• CVE-2018-16328 Null dereference in n/a Critical 9.8
• CVE-2018-16329 Null dereference in n/a Critical 9.8
• CVE-2017-18210 Null dereference in n/a Critical 9.8
• CVE-2017-14138 Denial of service in n/a Critical 9.8

All Imagemagick Imagemagick vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2026-56363, ECHO-0e05-f716-3a35, GHSA-vf33-6r7x-66xx, GHSA-xgp5-592f-4xcv, JLSEC-2026-1044, MINI-7cjf-5gjh-9m6c and 1 more.