CVE-2026-61869 ImageMagick before 7.1.2-26 Memory Leak in MIFF Encoder

Low 2.1 Published Updated

A memory leak in the MIFF encoder allows attackers to cause denial of service via crafted images, affecting ImageMagick users.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2026-61869?

CVE-2026-61869 is a low-severity denial of service vulnerability in ImageMagick, published on 15 Jul 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

ImageMagick before 7.1.2-26 and 6.9.13-51 contains a memory leak in the MIFF encoder that occurs when a memory allocation fails during MIFF image processing, which can lead to denial of service.

Weakness: CWE-401

Which versions are affected by CVE-2026-61869?

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.

PackageAffectedFixed in
Magick.NET-Q16-AnyCPU NuGetAll versions14.15.0
Magick.NET-Q16-AnyCPU NuGetAll versions14.15.0
Magick.NET-Q16-HDRI-AnyCPU NuGetAll versions14.15.0
Magick.NET-Q16-HDRI-AnyCPU NuGetAll versions14.15.0
Magick.NET-Q16-HDRI-OpenMP-arm64 NuGetAll versions14.15.0
Magick.NET-Q16-HDRI-OpenMP-arm64 NuGetAll versions14.15.0
28 more packages
Magick.NET-Q16-HDRI-arm64 NuGetAll versions14.15.0
Magick.NET-Q16-HDRI-arm64 NuGetAll versions14.15.0
Magick.NET-Q16-HDRI-x64 NuGetAll versions14.15.0
Magick.NET-Q16-HDRI-x64 NuGetAll versions14.15.0
Magick.NET-Q16-HDRI-x86 NuGetAll versions14.15.0
Magick.NET-Q16-HDRI-x86 NuGetAll versions14.15.0
Magick.NET-Q16-OpenMP-arm64 NuGetAll versions14.15.0
Magick.NET-Q16-OpenMP-arm64 NuGetAll versions14.15.0
Magick.NET-Q16-OpenMP-x64 NuGetAll versions14.15.0
Magick.NET-Q16-OpenMP-x64 NuGetAll versions14.15.0
Magick.NET-Q16-arm64 NuGetAll versions14.15.0
Magick.NET-Q16-arm64 NuGetAll versions14.15.0
Magick.NET-Q16-x64 NuGetAll versions14.15.0
Magick.NET-Q16-x64 NuGetAll versions14.15.0
Magick.NET-Q16-x86 NuGetAll versions14.15.0
Magick.NET-Q16-x86 NuGetAll versions14.15.0
Magick.NET-Q8-AnyCPU NuGetAll versions14.15.0
Magick.NET-Q8-AnyCPU NuGetAll versions14.15.0
Magick.NET-Q8-OpenMP-arm64 NuGetAll versions14.15.0
Magick.NET-Q8-OpenMP-arm64 NuGetAll versions14.15.0
Magick.NET-Q8-OpenMP-x64 NuGetAll versions14.15.0
Magick.NET-Q8-OpenMP-x64 NuGetAll versions14.15.0
Magick.NET-Q8-arm64 NuGetAll versions14.15.0
Magick.NET-Q8-arm64 NuGetAll versions14.15.0
Magick.NET-Q8-x64 NuGetAll versions14.15.0
Magick.NET-Q8-x64 NuGetAll versions14.15.0
Magick.NET-Q8-x86 NuGetAll versions14.15.0
Magick.NET-Q8-x86 NuGetAll versions14.15.0

How do I fix CVE-2026-61869?

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-2026-61869 being exploited?

There is no known exploitation of CVE-2026-61869 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2026-61869, ECHO-d1c9-e9b0-a1c1, GHSA-3vp3-xrm3-4fv5, GHSA-r628-69v2-2f9c, JLSEC-2026-1075, UBUNTU-CVE-2026-61869.

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