CVE-2026-61871 ImageMagick before 7.1.2-26 Memory Leak in ICON decoder
Attackers can cause a denial of service by triggering a memory leak in the ICON decoder via crafted files.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-61871?
CVE-2026-61871 is a medium-severity denial of service vulnerability in ImageMagick, published on 15 Jul 2026. An attacker can exploit it over the internet without logging in, 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 ICON decoder that occurs when a memory allocation fails. Processing a crafted ICON file that triggers an allocation failure leaks memory, which may lead to a denial of service.
Weakness: CWE-401
Which versions are affected by CVE-2026-61871?
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.
| Package | Affected | Fixed in |
|---|---|---|
Magick.NET-Q16-AnyCPU NuGet | All versions | 14.15.0 |
Magick.NET-Q16-AnyCPU NuGet | All versions | 14.15.0 |
Magick.NET-Q16-HDRI-AnyCPU NuGet | All versions | 14.15.0 |
Magick.NET-Q16-HDRI-AnyCPU NuGet | All versions | 14.15.0 |
Magick.NET-Q16-HDRI-OpenMP-arm64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-HDRI-OpenMP-arm64 NuGet | All versions | 14.15.0 |
28 more packages
Magick.NET-Q16-HDRI-arm64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-HDRI-arm64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-HDRI-x64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-HDRI-x64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-HDRI-x86 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-HDRI-x86 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-OpenMP-arm64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-OpenMP-arm64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-OpenMP-x64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-OpenMP-x64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-arm64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-arm64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-x64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-x64 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-x86 NuGet | All versions | 14.15.0 |
Magick.NET-Q16-x86 NuGet | All versions | 14.15.0 |
Magick.NET-Q8-AnyCPU NuGet | All versions | 14.15.0 |
Magick.NET-Q8-AnyCPU NuGet | All versions | 14.15.0 |
Magick.NET-Q8-OpenMP-arm64 NuGet | All versions | 14.15.0 |
Magick.NET-Q8-OpenMP-arm64 NuGet | All versions | 14.15.0 |
Magick.NET-Q8-OpenMP-x64 NuGet | All versions | 14.15.0 |
Magick.NET-Q8-OpenMP-x64 NuGet | All versions | 14.15.0 |
Magick.NET-Q8-arm64 NuGet | All versions | 14.15.0 |
Magick.NET-Q8-arm64 NuGet | All versions | 14.15.0 |
Magick.NET-Q8-x64 NuGet | All versions | 14.15.0 |
Magick.NET-Q8-x64 NuGet | All versions | 14.15.0 |
Magick.NET-Q8-x86 NuGet | All versions | 14.15.0 |
Magick.NET-Q8-x86 NuGet | All versions | 14.15.0 |
How do I fix CVE-2026-61871?
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-2026-61871 being exploited?
There is no known exploitation of CVE-2026-61871 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2026-61871, ECHO-ddfb-f3fb-c775, GHSA-42mf-mh48-7gjj, GHSA-h58x-r7f7-rh84, JLSEC-2026-1077, UBUNTU-CVE-2026-61871.