OpenSSL published a June 9 security advisory fixing 18 vulnerabilities, including a high-severity PKCS#7/S/MIME use-after-free that could lead to crashes, heap corruption, or remote code execution; several issues were reported by Anthropic researchers or in collaboration with Claude, underscoring AI-assisted vulnerability discovery pressure on core open-source infrastructure.
OpenSSL Security Advisory [9th June 2026]
OpenSSL published a June 9 security advisory fixing 18 vulnerabilities, including a high-severity PKCS#7/S/MIME use-after-free that could lead to crashes, heap corruption, or remote code execution; several issues were reported by Anthropic researchers or in collaboration with Claude, underscoring AI-assisted vulnerability discovery pressure on core open-source infrastructure.
Source: Openssl Library