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CVE-2025-6075

MEDIUM

5.5

Description

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

CVE Details

CVSS v3.1 Score5.5

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published10/31/2025

Last Modified2/4/2026

Sourcenvd

Honeypot Sightings0

Affected Products

python:python

Weaknesses (CWE)

CWE-400

References

https://github.com/python/cpython/commit/2e6150adccaaf5bd95d4c19dfd04a36e0b325d8c(cna@python.org)

https://github.com/python/cpython/commit/5dceb93486176e6b4a6d9754491005113eb23427(cna@python.org)

https://github.com/python/cpython/commit/631ba3407e3348ccd56ce5160c4fb2c5dc5f4d84(cna@python.org)

https://github.com/python/cpython/commit/892747b4cf0f95ba8beb51c0d0658bfaa381ebca(cna@python.org)

https://github.com/python/cpython/commit/9ab89c026aa9611c4b0b67c288b8303a480fe742(cna@python.org)

https://github.com/python/cpython/commit/c8a5f3435c342964e0a432cc9fb448b7dbecd1ba(cna@python.org)

https://github.com/python/cpython/commit/f029e8db626ddc6e3a3beea4eff511a71aaceb5c(cna@python.org)

https://github.com/python/cpython/issues/136065(cna@python.org)

https://mail.python.org/archives/list/security-announce@python.org/thread/IUP5QJ6D4KK6ULHOMPC7DPNKRYQTQNLA/(cna@python.org)

IOC Correlations

No correlations recorded

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