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Vulnerability record · CVE-2026-33901 · published 13 April 2026

CVE-2026-33901: Imagemagick heap-based buffer overflow vulnerability

Imagemagick · Imagemagick

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, a heap buffer overflow occurs in the MVG decoder that could result in an out of bounds write when processing a crafted image. This issue has been fixed in versions 6.9.13-44 and 7.1.2-19.

7.5 CVSS 3.1 High EPSS 0.74% · top 47.2% CWE-122 · Heap-based buffer overflowCWE-787 · Out-of-bounds write
7.5CVSS 3.1 base score
0.74%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References
15 Jul 2026Last modified by NVD

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, a heap buffer overflow occurs in the MVG decoder that could result in an out of bounds write when processing a crafted image. This issue has been fixed in versions 6.9.13-44 and 7.1.2-19.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/ImageMagick/ImageMagick/commit/4c72003e9e54a4ebaa938d239e75f5d285527ebe Patch
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-x9h5-r9v2-vcww Vendor Advisory
https://github.com/dlemstra/Magick.NET/releases/tag/14.12.0 Release Notes
https://access.redhat.com/security/cve/CVE-2026-33901
https://bugzilla.redhat.com/show_bug.cgi?id=2458023
https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-33901.json

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2026-33901), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.