openssl_encrypt versions before 1.4.9 fail to sanitize terminal control characters in file metadata printed by the info command. Attackers can craft malicious files containing escape sequences to repaint terminal output and forge verification information displayed to users.
CRITICAL
Vulnerability intelligence
CVE-2026-81696
CVSS 4.09.3
SeverityCritical
Known exploitedNo
NVD references:
Primary source: NIST National Vulnerability Database