{"id":"ghsa-ghsa-3w55-933p-8pv5","seq":1708794,"kind":"advisory","title":"Strands Agents: Local Privilege Escalation via Symlink Attack in Default Session File Storage","url":"https://github.com/advisories/GHSA-3w55-933p-8pv5","permalink":"https://vulnpulse.app/items/ghsa-ghsa-3w55-933p-8pv5","summary":"影響: pip:strands-agents < 1.48.0 → 1.48.0\nThe FileSessionManager defaults to storing session data in /tmp/strands/sessions/ (a world-writable directory) using predictable file paths and a write pattern (open(path + \".tmp\", \"w\") → os.replace()) that follows symbolic links. A local attacker can exploit this to overwrite arbitrary files or inject malicious session data for persistent prompt injection. Vulnerability Details Component: strands-py/src/strands/session/file_session_manager.py Root Cause: 1. Default storage directory is tempfil…","severity":"high","techs":["python"],"cves":[],"tags":["GHSA-3w55-933p-8pv5","strands-agents"],"source":{"id":"ghsa","name":"GitHub Advisory Database"},"published_at":"2026-10-27T15:34:33.000Z","fetched_at":"2026-10-27T21:03:52.214Z"}