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1.8 Low

CVE-2025-6075 If the value passed to os.path.expandvars() is user-controlled a performance degradation is possible when expanding…

Description

If the value passed to os.path.expandvars() is user-controlled a performance degradation is possible when expanding environment variables.

Affected products and versions

Product Affected versions Fixed in
CPython 3.15 3.15.0a1 → < 3.15.0a2 3.15.0a2
CPython 3.14 3.14.0 → < 3.14.1 3.14.1
CPython 3.13 3.13.0 → < 3.13.10 3.13.10
CPython 3.12 3.12.0 → < 3.12.13 3.12.13
CPython 3.11 3.11.0 → < 3.11.15 3.11.15
CPython 3.10 3.10.0 → < 3.10.20 3.10.20
CPython 3.9 earliest → < 3.9.25 3.9.25

References

Timeline

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