pkg:PyPI/pyopenssl

8 total CVEsCRITICAL1HIGH4MEDIUM3

✅ Check your installed version

All known vulnerabilities

  • CRITICAL9.8CVE-2026-27459pyOpenSSL DTLS cookie callback buffer overflow
    >= 22.0.0, < 26.0.0
  • HIGH8.1CVE-2018-1000807PyOpenSSL Use-After-Free vulnerability
    from 0, < 17.5.0
  • HIGH8.1CVE-2018-1000807PyOpenSSL Use-After-Free vulnerability
    from 0, < 17.5.0
  • HIGH7.5CVE-2013-4314pyopenssl - hostname check bypassing
    from 0, < 0.13.1
  • HIGH7.5CVE-2013-4314pyopenssl - hostname check bypassing
    from 0, < 0.13.1
  • MEDIUM5.9CVE-2018-1000808Pyopenssl Incorrect Memory Management
    from 0, < 17.5.0
  • MEDIUM5.9CVE-2018-1000808Pyopenssl Incorrect Memory Management
    from 0, < 17.5.0
  • MEDIUM5.3CVE-2026-27448pyOpenSSL allows TLS connection bypass via unhandled callback exception in set_tlsext_servername_callback
    >= 0.14.0, < 26.0.0