Windows apps · Application version · December 2, 2025

Python 3.13 3.13.10

Python 3.13 3.13.10, released December 2, 2025, fixes 3 CVEs in Python 3.13 (version 3.13.10). None of them is reported as exploited. Patch Radar priority: Routine.

Routine
CVEs closed
3
None rated Critical
Exploited
0
None reported
Exploitation more likely
0
Vendor assessment
Highest EPSS
0.0086
58th percentile

Priority of the 3 CVEs

Patch now 0 Urgent 0 High 0 Routine 3

Applies to

ProductVersion
Python 3.133.13.10

CVEs this fix closes

PriorityCVETitleImpactCVSSEPSSExploitation
Routine CVE-2025-12781 base64.b64decode() always accepts "+/" characters, despite setting altchars 6.3 0.0086 None reported
Routine CVE-2025-8291 ZIP64 End of Central Directory (EOCD) Locator record offset not checked 4.3 0.0047 None reported
Routine CVE-2025-13837 Out-of-memory when loading Plist 5.9 0.0024 None reported
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