Name: CVE-2026-56366: Missing Release of Memory after Effective Lifetime
Creator: Rapid7
Published: 2026-07-10T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-56366, CWE-401, CVSS 6.5, EPSS 0.00169

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.

CVSS Details

CVSS 4.0 Base Score: 4.8 (MEDIUM)
CVSS 4.0 Vector: (CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X)
CVSS 3.1 Base Score: 6.5
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Amazon_linux_2023	—	Upgrade ImageMagick-c++-debuginfoUpgrade ImageMagick-perl-debuginfoUpgrade ImageMagick-c++Upgrade ImageMagick-docUpgrade ImageMagick-libs-debuginfoUpgrade ImageMagick-debuginfoUpgrade ImageMagick-c++-develUpgrade ImageMagick-develUpgrade ImageMagick-debugsourceUpgrade ImageMagickUpgrade ImageMagick-perlUpgrade ImageMagick-libs	Sep 30, 2026	Jul 10, 2026
Debian	—	Upgrade imagemagick	Jul 14, 2026	Jul 14, 2026
Redhat_linux	—	No solution exists	Jul 17, 2026	Jul 10, 2026
Ubuntu	—	Upgrade perlmagick (Ubuntu Pro)Upgrade imagemagick-7-doc (Ubuntu Pro)Upgrade libmagickcore-6.q16hdri-dev (Ubuntu Pro)Upgrade libmagick++-6.q16-8 (Ubuntu Pro)Upgrade libmagick++-dev (Ubuntu Pro)Upgrade libmagickcore5-extra (Ubuntu Pro)Upgrade libmagickwand-6.q16hdri-dev (Ubuntu Pro)Upgrade libmagickcore-7.q16-10 (Ubuntu Pro)Upgrade libmagickcore5 (Ubuntu Pro)Upgrade imagemagick-doc (Ubuntu Pro)Upgrade libmagickwand-6.q16-6 (Ubuntu Pro)Upgrade libmagickwand5 (Ubuntu Pro)Upgrade libmagick++-6.q16hdri-8 (Ubuntu Pro)Upgrade libmagick++-6.q16hdri-dev (Ubuntu Pro)Upgrade libmagickwand-7.q16-10 (Ubuntu Pro)Upgrade libmagickcore-6.q16-6 (Ubuntu Pro)Upgrade libmagickcore-6.q16-7t64 (Ubuntu Pro)Upgrade libmagickcore-dev (Ubuntu Pro)Upgrade libmagickcore-6-headers (Ubuntu Pro)Upgrade libmagickcore-7-arch-config (Ubuntu Pro)Upgrade imagemagick-6.q16hdri (Ubuntu Pro)Upgrade libmagickwand-7-headers (Ubuntu Pro)Upgrade libmagick++-6.q16hdri-7 (Ubuntu Pro)Upgrade libmagickwand-6-headers (Ubuntu Pro)Upgrade libmagickwand-7.q16hdri-dev (Ubuntu Pro)Upgrade imagemagick-7.q16 (Ubuntu Pro)Upgrade libmagickcore-6.q16-6-extra (Ubuntu Pro)Upgrade libmagickwand-7.q16hdri-10 (Ubuntu Pro)Upgrade libmagick++-7.q16hdri-dev (Ubuntu Pro)Upgrade libmagick++-6.q16-5v5 (Ubuntu Pro)Upgrade libmagickwand-6.q16-dev (Ubuntu Pro)Upgrade libmagickcore-6.q16-3 (Ubuntu Pro)Upgrade libmagickcore-6.q16hdri-7t64 (Ubuntu Pro)Upgrade libmagickcore-6.q16-7-extra (Ubuntu Pro)Upgrade imagemagick-6.q16 (Ubuntu Pro)Upgrade libmagickcore-6.q16-dev (Ubuntu Pro)Upgrade libmagick++5 (Ubuntu Pro)Upgrade libimage-magick-perl (Ubuntu Pro)Upgrade imagemagick-6-doc (Ubuntu Pro)Upgrade libmagick++-7-headers (Ubuntu Pro)Upgrade libmagickcore-6.q16hdri-3 (Ubuntu Pro)Upgrade libmagickcore-7.q16hdri-10 (Ubuntu Pro)Upgrade libmagick++-7.q16hdri-5 (Ubuntu Pro)Upgrade libmagickcore-6.q16hdri-6-extra (Ubuntu Pro)Upgrade libmagickcore-6.q16hdri-6 (Ubuntu Pro)Upgrade libmagick++-6.q16-7 (Ubuntu Pro)Upgrade libimage-magick-q16-perl (Ubuntu Pro)Upgrade imagemagick-6-common (Ubuntu Pro)Upgrade libmagickcore-7.q16hdri-10-extra (Ubuntu Pro)Upgrade libmagickcore-6.q16hdri-7-extra (Ubuntu Pro)Upgrade libmagickwand-7.q16-dev (Ubuntu Pro)Upgrade imagemagick (Ubuntu Pro)Upgrade libmagickwand-6.q16-2 (Ubuntu Pro)Upgrade libmagick++-6.q16hdri-9t64 (Ubuntu Pro)Upgrade libmagick++-6.q16-dev (Ubuntu Pro)Upgrade libmagickwand-6.q16-7t64 (Ubuntu Pro)Upgrade libmagickcore-7.q16hdri-dev (Ubuntu Pro)Upgrade libmagick++-7.q16-dev (Ubuntu Pro)Upgrade libmagick++-7.q16-5 (Ubuntu Pro)Upgrade libmagickwand-6.q16hdri-3 (Ubuntu Pro)Upgrade libmagickcore-7-headers (Ubuntu Pro)Upgrade libmagickcore-6.q16-2 (Ubuntu Pro)Upgrade libmagickcore-7.q16-10-extra (Ubuntu Pro)Upgrade imagemagick-7.q16hdri (Ubuntu Pro)Upgrade imagemagick-common (Ubuntu Pro)Upgrade imagemagick-7-common (Ubuntu Pro)Upgrade libmagickwand-6.q16-3 (Ubuntu Pro)Upgrade libimage-magick-q16hdri-perl (Ubuntu Pro)Upgrade libmagick++-6-headers (Ubuntu Pro)Upgrade libmagickwand-6.q16hdri-7t64 (Ubuntu Pro)Upgrade libmagickcore-6-arch-config (Ubuntu Pro)Upgrade libmagickwand-6.q16hdri-6 (Ubuntu Pro)Upgrade libmagickcore-7.q16-dev (Ubuntu Pro)Upgrade libmagickwand-dev (Ubuntu Pro)Upgrade libmagickcore-6.q16-3-extra (Ubuntu Pro)Upgrade libmagick++-6.q16-9t64 (Ubuntu Pro)Upgrade libmagickcore-6.q16hdri-3-extra (Ubuntu Pro)Upgrade libmagickcore-6.q16-2-extra (Ubuntu Pro)	Sep 14, 2026	Sep 8, 2026

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CVSS Details

Covered by Rapid7

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