CVE-2026-56369 Details
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.
A vulnerability allowing information disclosure has been identified in ImageMagick versions prior to 7.1.2-22 and 6.9.13-47. The issue arises in the PasskeyEncipherImage method, where nonce reuse in the AES-CTR cipher implementation can be exploited to recover plaintext information from encrypted images.
Users can upgrade to ImageMagick versions 7.1.2-22 or 6.9.13-47 to address this vulnerability.
Metrics
CVSS 4.0 Severity and Vector Strings:
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jul 1, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-323 | Reusing a Nonce, Key Pair in Encryption | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| imagemagick imagemagick | < 6.9.13-47 >= 7.0.0-0, < 7.1.2-22 |
CPE
Remediation
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Change History
3 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 2, 2026 | Initial Analysis | [email protected] |
| Jul 1, 2026 | CVE Modified | CISA-ADP |
| Jun 30, 2026 | New CVE Received | [email protected] |