CVE-2026-74876: jahlives openssl_encrypt

CVSS 9.8 (critical) · published 2026-08-17

openssl_encrypt versions before 1.4.0 contain a vulnerability in PublicKeyBundle.from_dict() that creates key bundles from untrusted data without verifying signatures. Attackers can call from_dict() followed by to_identity() without signature verification to encrypt data using attacker-controlled public keys, leaking secrets.

Affected products (NVD): jahlives openssl_encrypt

Fixed in (NVD): 1.4.0

Weakness: CWE-347

Source: NVD CVE-2026-74876

References

• https://github.com/jahlives/openssl_encrypt/security/advisories/GHSA-8h88-gxp3-j7pg
• https://www.vulncheck.com/advisories/openssl-encrypt-before-unverified-key-bundle-encryption

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