CVE-2026-61465 ImageMagick before 7.1.2-26 Memory Allocation Policy Bypass

What is CVE-2026-61465?

CVE-2026-61465 is a medium-severity denial of service vulnerability in Imagemagick Imagemagick, published on 11 Jul 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 7.1.2-26 and 6.9.13-51 is missing a check for the allowed memory allocation limit in matrix-backed operations such as -canny. An attacker can supply a crafted image that causes ImageMagick to allocate more memory than permitted by the configured policy, resulting in a denial of service.

Weakness: CWE-770

Which versions are affected by CVE-2026-61465?

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-2026-61465?

Upgrade Magick.NET-Q16-AnyCPU to 14.15.0 or later.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2026-61465 being exploited?

There is no known exploitation of CVE-2026-61465 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-2026-61465, ECHO-2a91-c700-7f3f, GHSA-84wp-3vxv-vr3v, GHSA-rvhp-75f6-9jqh, JLSEC-2026-1062, MINI-fxrp-2j5w-c965 and 1 more.