CVE-2026-74890 | BDVDB-2026-360681 Detail

Description#

openssl_encrypt versions before 1.4.0 contain an authentication bypass vulnerability in CamelliaCipher that disables HMAC tag generation and verification when the PYTEST_CURRENT_TEST environment variable is set. Attackers with code execution can set this environment variable to produce unauthenticated ciphertext and bypass integrity protection on encrypted data.

Impact#

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Exploit#

History#

1. Version 12026-08-17Record published in the CVE List.
2. Version 22026-10-01Most recent update recorded in the CVE List.