CVE-2026-116073
mediumLeon before commit 50df142 contains a path traversal vulnerability in getModelFileNameFromURL() that allows attackers to write files outside the models directo…
Leon before commit 50df142 contains a path traversal vulnerability in getModelFileNameFromURL() that allows attackers to write files outside the models directory via percent-encoded separators. Attackers can trick a user into running '/download model' with a crafted URL containing encoded '../' sequences to write attacker-controlled content to arbitrary paths writable by Leon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/leon-ai/leon disclosure@vulncheck.com
- https://github.com/leon-ai/leon/blob/21baf11714f618a9367f25882e59e856d3308037/server/src/b... disclosure@vulncheck.com
- https://github.com/leon-ai/leon/commit/50df142a89a0859e5b7283d87afdab7b01e712a2 disclosure@vulncheck.com
- https://github.com/leon-ai/leon/issues/593 disclosure@vulncheck.com
- https://github.com/leon-ai/leon/pull/594 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/leon-before-commit-50df142-path-traversal-via-downloa... disclosure@vulncheck.com