CVE-2026-56369

medium

Description

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.

References

Advisories

https://www.vulncheck.com/advisories/imagemagick-information-disclosure-via-aes-ctr-nonce-reuse-in-passkeyencipherimage

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-qv2q-c278-pch5

Details

Source: Mitre, NVD

Published: 2026-06-30

Updated: 2026-07-02

Risk Information

CVSS v2

Base Score: 2.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:N/A:N

Severity: Low

CVSS v3

Base Score: 3.7

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

Severity: Low

CVSS v4

Base Score: 6.3

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

Severity: Medium

EPSS

EPSS: 0.00229