UNKNOWNPyPI →
openssl_encrypt versions before 1.4.9 fail to escape attacker-controlled key_id values printed to stderr during decrypt
openssl_encrypt versions before 1.4.9 fail to escape attacker-controlled key_id values printed to stderr during decrypt auto-detection. Attackers can craft encrypted files with malicious key_id containing escape sequences to repaint terminal output and forge authenticity verification blocks.
Affected packages
- openssl-encrypt— before 1.4.9
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-jwfm-99h7-2w5x
- https://www.vulncheck.com/advisories/openssl-encrypt-before-1.4.9-terminal-injection-via-key-id
Structured record: https://osv.dev/vulnerability/PYSEC-2026-3774
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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