Security Bulletin: IBM Watson Speech Services Cartridge is vulnerable to a security bypass in pyOpenSSL [CVE-2026-27448, CVE-2026-27459]

Summary IBM Watson Speech Services Cartridge is vulnerable to a security bypass in pyOpenSSL due to a flaw allowing user provided callback to settlsextservernamecallback. This raises an unhandled exception, resulting in connections being accepted that could allow bypassing of security-sensitive...

PYSEC-2026-2269

pyOpenSSL is a Python wrapper around the OpenSSL library. Starting in version 22.0.0 and prior to version 26.0.0, if a user provided callback to setcookiegeneratecallback returned a cookie value greater than 256 bytes, pyOpenSSL would overflow an OpenSSL provided buffer. Starting in version 26.0....