ImageMagick: Heap Buffer Over-Write in morphology operation when an invalid kernel is provided

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-62343
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-30 00:16:24 UTC
Updated2026-07-30 14:17:03 UTC
DescriptionImageMagick 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.

Risk And Classification

Primary CVSS: v3.1 4.7 MEDIUM from [email protected]

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

EPSS: 0.001240000 probability, percentile 0.025130000 (date 2026-08-01)

Problem Types: CWE-190 | CWE-190 CWE-190: Integer Overflow or Wraparound

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary4.7MEDIUMCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H
3.1CNADECLARED4.7MEDIUMCVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA ImageMagick ImageMagick affected < 6.9.13-51 Not specified
CNA ImageMagick ImageMagick affected >= 7.0.1-0, < 7.1.2-26 Not specified

References

ReferenceSourceLinkTags
github.com/ImageMagick/ImageMagick/security/advisories/GHSA-f5m7-cqgw-8hm7 [email protected] github.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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