Windows apps · Application version · December 5, 2025

Python 3.13 3.13.11

Python 3.13 3.13.11, released December 5, 2025, fixes 3 CVEs in Python 3.13 (version 3.13.11). None of them is reported as exploited. Patch Radar priority: High.

High
CVEs closed
3
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0175
77th percentile

Priority of the 3 CVEs

Patch now 0 Urgent 0 High 2 Routine 1

Applies to

ProductVersion
Python 3.133.13.11

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
High CVE-2025-13836 Excessive read buffering DoS in http.client 7.5 0.0175 None reported
High CVE-2025-12084 Quadratic complexity in node ID cache clearing 7.5 0.0086 None reported
Routine CVE-2025-6075 Quadratic complexity in os.path.expandvars() with user-controlled template 5.5 0.0015 None reported
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