ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, a heap buffer over-read vulnerability occurs when processing an image with small dimension using the `-wavelet-denoise` operator. Versions 7.1.2-15 and 6.9.13-40 contain a patch.

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Advisories
Source ID Title
Github GHSA Github GHSA GHSA-qpgx-jfcq-r59f ImageMagick: Heap Buffer Over-read in WaveletDenoise when processing small images
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 27 Feb 2026 16:15:00 +0000

Type Values Removed Values Added
First Time appeared Dlemstra
Dlemstra magick.net
CPEs cpe:2.3:a:dlemstra:magick.net:*:*:*:*:*:*:*:*
cpe:2.3:a:imagemagick:imagemagick:*:*:*:*:*:*:*:*
Vendors & Products Dlemstra
Dlemstra magick.net

Thu, 26 Feb 2026 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 26 Feb 2026 13:30:00 +0000

Type Values Removed Values Added
First Time appeared Imagemagick
Imagemagick imagemagick
Vendors & Products Imagemagick
Imagemagick imagemagick

Thu, 26 Feb 2026 12:15:00 +0000

Type Values Removed Values Added
References
Metrics threat_severity

None

threat_severity

Moderate


Wed, 25 Feb 2026 23:45:00 +0000

Type Values Removed Values Added
Description ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, a heap buffer over-read vulnerability occurs when processing an image with small dimension using the `-wavelet-denoise` operator. Versions 7.1.2-15 and 6.9.13-40 contain a patch.
Title ImageMagick: Heap Buffer Over-read in WaveletDenoise when processing small images
Weaknesses CWE-125
CWE-126
References
Metrics cvssV3_1

{'score': 4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: GitHub_M

Published:

Updated: 2026-02-26T16:54:57.532Z

Reserved: 2026-02-24T02:31:33.266Z

Link: CVE-2026-27798

cve-icon Vulnrichment

Updated: 2026-02-26T16:54:51.464Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-26T00:16:25.193

Modified: 2026-02-27T16:03:31.390

Link: CVE-2026-27798

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-02-25T23:18:33Z

Links: CVE-2026-27798 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-02-26T13:10:37Z

Weaknesses