CVE-2026-33900
Medium
Description
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions below both 7.1.2-19 and 6.9.13-44, the viff encoder contains an integer truncation/wraparound issue on 32-bit builds that could trigger an out of bounds heap write, potentially causing a crash. This issue has been fixed in versions 6.9.13-44 and 7.1.2-19.
SeverityMedium
CVSS5.9
Exploit probability—
ProductImagemagick
PublishedApr 13, 2026
First seenApr 13, 2026
Weakness typeCWE-190Integer overflow
How to fix
Update
- imagemagick imagemagick6.9.13-44, 7.1.2-19 or later
- Magick.NET-Q16-AnyCPU14.12.0 or later
- Magick.NET-Q16-HDRI-AnyCPU14.12.0 or later
- Magick.NET-Q16-HDRI-x8614.12.0 or later
- Magick.NET-Q16-x8614.12.0 or later
- Magick.NET-Q8-AnyCPU14.12.0 or later
- Magick.NET-Q8-x8614.12.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| imagemagick imagemagick | v < 6.9.13-44, 7.0.0-0 ≤ v < 7.1.2-19 | 6.9.13-44, 7.1.2-19 |
| Magick.NET-Q16-AnyCPUNuGet | v < 14.12.0 | 14.12.0 |
| Magick.NET-Q16-HDRI-AnyCPUNuGet | v < 14.12.0 | 14.12.0 |
| Magick.NET-Q16-HDRI-x86NuGet | v < 14.12.0 | 14.12.0 |
| Magick.NET-Q16-x86NuGet | v < 14.12.0 | 14.12.0 |
| Magick.NET-Q8-AnyCPUNuGet | v < 14.12.0 | 14.12.0 |
| Magick.NET-Q8-x86NuGet | v < 14.12.0 | 14.12.0 |
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