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CVE-2026-56366 Details

Description

ImageMagick before 7.1.2-18 contains a memory leak vulnerability in the META reader when processing APP1JPEG input paths. Attackers can trigger this memory leak by providing specially crafted APP1JPEG image files, causing denial of service through resource exhaustion.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CNA: [email protected]CVSS-B:3.3 LOWVector:CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-9r56-3gjq-hqf7	[email protected]	Vendor Advisory
https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-meta-reader-app1jpeg-error-path	[email protected]	Third Party Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-401	Missing Release of Memory after Effective Lifetime	[email protected]

Affected Products

Product	Versions
imagemagick imagemagick	< 6.9.13-43 >= 7.0.0-0, < 7.1.2-18
CPE cpe:2.3:a:imagemagick:imagemagick:::::::: Remediation No remediation found in references.

Change History

3 change records found show changes

Date	Action	Recorded By
Jul 14, 2026	CVE Modified	CISA-ADP
Jul 13, 2026	Initial Analysis	[email protected]
Jul 10, 2026	New CVE Received	[email protected]