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CVE-2026-74890 openssl_encrypt before 1.4.0 HMAC Authentication Bypass via Environment Variable

🗓️ 17 Aug 2026 11:04:53Reported by GoogleType 
osv
 osv
🔗 osv.dev👁 3 Views

openssl_encrypt before 1.4.0 disables HMAC in CamelliaCipher when PYTEST_CURRENT_TEST env var is set, allowing unauthenticated ciphertext.

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19 Aug 2026 03:48Current
6.2Medium risk
Vulners AI Score6.2
CVSS 49.3
3