{"id":"ghsa-ghsa-m462-7rxw-wvpg","seq":2056953,"kind":"advisory","title":"filelock: StrictSoftFileLock follows a symbolic link swapped in at <path>.filelock and creates claim files in a directory another local user chooses","url":"https://github.com/advisories/GHSA-m462-7rxw-wvpg","permalink":"https://vulnpulse.app/items/ghsa-ghsa-m462-7rxw-wvpg","summary":"影響: pip:filelock >= 3.30.0, <= 4.2.0 → 4.2.1\nStrictSoftFileLock and AsyncStrictSoftFileLock check .filelock (the coordination directory that holds the lock's state) with one lstat call on its name. lstat reports what a name is without following a symbolic link (a file that redirects to another path). After that check, the code reaches .filelock/claims by pathname for every later operation (mkdir, scan, publish, link, unlink). _open_directory passes O_NOFOLLOW (a flag that makes an open fail when the final name is a symbolic link), but the…","severity":"medium","techs":["python"],"cves":["CVE-2026-112938"],"tags":["GHSA-m462-7rxw-wvpg","filelock"],"source":{"id":"ghsa","name":"GitHub Advisory Database"},"published_at":"2026-10-28T21:08:23.000Z","fetched_at":"2026-10-29T00:48:52.653Z"}