CVE-2026-112911 in filelockinfo

Summary

by MITRE • 10/20/2026

filelock is a platform-independent file lock for Python. From 3.30.0 until 4.2.1, StrictSoftFileLock versions from 3.30.0 and SoftReadWriteLock versions from 4.0.0 can adopt a protocol directory created first by another local user in a shared parent directory, allowing that user to alter protocol state and admit concurrent holders. This issue is fixed in version 4.2.1.

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Responsible

GitHub M

Reservation

10/19/2026

Disclosure

10/20/2026

Moderation

accepted

EPSS

0.00000

KEV

no

Activities

very low

Sources

MITREhttps://www.cve.org/CVERecord?id=CVE-2026-112911
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-112911
CVE Detailshttps://www.cvedetails.com/cve/CVE-2026-112911/

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