Python Software Foundation
Security Risk Profile
Security Risk Score
Comprehensive risk assessment based on 133 vulnerabilities, EPSS scores, exploitation status, and remediation availability.
📅 Data spans from October 4, 2002 to present
Threat Assessment
Severity Distribution
Exploit Likelihood
Age Distribution
Common Weaknesses (CWE)
Most Affected Products
Recent Vulnerabilities
See more →CPython [CVE-2026-19445] Use-after-fe of a server-side SSLContext when sni_callback switches contexts
CPython [CVE-2026-19553] SSLContext.wrap_bio() missing validation of server_hostname parameter
SSLContext.wrap_bio() missing validation of server_hostname parameter
Use-after-free of a server-side SSLContext when sni_callback switches contexts
Race condition in tempfile.TemporaryDirectory cleanup allows deleting files outside the temporary directory
[oss-security][CVE-2026-12003] CPython In-te (development) search paths can be enabled without modifying install dictory
bz2.BZ2Decompressor reuse after error can cause a stack buffer overflow
[oss-security][CVE-2026-3276] Potential DoS via quadratic complexity in unicodedata.normalize()
Potential DoS via quadratic complexity in unicodedata.normalize()
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