Vulnerability · Published Jul 29, 2026 · Assigned by GitHub_M
CVE-2026-62343ImageMagick: Heap Buffer Over-Write in morphology operation when an invalid kernel is provided
Medium 4.7
In plain English
A medium-severity integer overflow in ImageMagick from ImageMagick. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 0% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
ImageMagick is free and open-source software used for editing and manipulating digital images. In versions prior to 6.9.13-51 and 7.0.1-0 and above prior to 7.1.2-26, an invalid kernel can cause a heap buffer over-write when performing a morphology operation with a user supplied kernel. This issue has been fixed in versions 6.9.13-51 and 7.1.2-26.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | imagemagick | 8:6.9.11.60+dfsg-1.6+deb12u14 | DEBIAN-CVE-2026-62343 |
| Debian:13 | imagemagick | 8:7.1.1.43+dfsg1-1+deb13u13 | DEBIAN-CVE-2026-62343 |
| Debian:14 | imagemagick | 8:7.1.2.26+dfsg1-1 | DEBIAN-CVE-2026-62343 |
| NuGet | magick.net-q16-anycpu | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q16-arm64 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q16-hdri-anycpu | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q16-hdri-arm64 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q16-hdri-openmp-arm64 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q16-hdri-x64 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q16-hdri-x86 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q16-openmp-arm64 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q16-openmp-x64 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q16-x64 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q16-x86 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q8-anycpu | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q8-arm64 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q8-openmp-arm64 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q8-openmp-x64 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q8-x64 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
| NuGet | magick.net-q8-x86 | 14.15.0 | GHSA-f5m7-cqgw-8hm7 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| ImageMagick | ImageMagick | < 6.9.13-51>= 7.0.1-0, < 7.1.2-26 |
Weakness: CWE-190 · Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H