Name: CVE-2026-56369: Reusing a Nonce, Key Pair in Encryption
Creator: Rapid7
Published: 2026-06-30T00:00:00.000Z
License: https://www.rapid7.com/legal/website-terms-of-use/
Keywords: CVE, CVE-2026-56369, CWE-323, CVSS 3.7, EPSS 0.0023

ImageMagick before 7.1.2-22 contains an information disclosure vulnerability in the PasskeyEncipherImage method due to AES-CTR nonce reuse. Attackers can exploit nonce reuse in the cipher implementation to recover plaintext information from encrypted images.

CVSS Details

CVSS 4.0 Base Score: 6.3 (MEDIUM)
CVSS 4.0 Vector: (CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/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: 3.7
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Amazon_linux_2023	—	Upgrade ImageMagick-debugsourceUpgrade ImageMagick-c++-debuginfoUpgrade ImageMagick-perl-debuginfoUpgrade ImageMagick-libs-debuginfoUpgrade ImageMagick-debuginfoUpgrade ImageMagick-develUpgrade ImageMagick-perlUpgrade ImageMagick-docUpgrade ImageMagick-c++Upgrade ImageMagick-libsUpgrade ImageMagickUpgrade ImageMagick-c++-devel	Sep 30, 2026	Jun 30, 2026
Redhat_linux	—	No solution exists	Jul 17, 2026	Jun 30, 2026
Vmware Photon_os	—	Use 'tdnf update' to upgrade all packages to the latest version.	Oct 13, 2026	Jun 30, 2026

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CVSS Details

Covered by Rapid7

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