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CVE-2026-112936

filelock: ReadWriteLock follows a symlink at the lock path into SQLite PUBLISHED

Description (CNA)

filelock is a platform-independent file lock for Python. From 3.20.4 until 4.0.9, ReadWriteLock and AsyncReadWriteLock versions from 3.20.4 resolve the lock path and pass it to SQLite without rejecting a final symbolic link, allowing another local user who can create names in the lock directory to redirect database creation and locking or split mutual exclusion between targets. This issue is fixed in version 4.0.9.

Affected (CNA)

Vendor / productVersions
tox-dev / filelockaffected >= 3.20.4, < 4.0.9

CWE

CWE-59, CWE-668

References

ADP enrichment

CISA-ADP

No English description supplied.