PT-2026-82596 · Unknown · Openssl-Encrypt

CVE-2026-81695

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Published

2026-08-27

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Updated

2026-08-27

CVSS v4.0

9.3

Critical

VectorAV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Name of the Vulnerable Software and Affected Versions openssl encrypt versions prior to 1.4.9
Description The software fails to escape attacker-controlled key id values that are printed to stderr during decrypt auto-detection. This allows attackers to create encrypted files containing malicious key id values with escape sequences, which can be used to repaint terminal output and forge authenticity verification blocks.
Recommendations Update to version 1.4.9 or later.

Exploit

Fix

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Weakness Enumeration

Related Identifiers

CVE-2026-81695
GHSA-JWFM-99H7-2W5X
PYSEC-2026-3774

Affected Products

Openssl-Encrypt