CVE-2026-121555
highFoxel through 2.4.0 contains a missing authentication vulnerability that allows unauthenticated attackers to read files by requesting the /api/fs/stream and /a…
Foxel through 2.4.0 contains a missing authentication vulnerability that allows unauthenticated attackers to read files by requesting the /api/fs/stream and /api/fs/thumb endpoints. Attackers can supply a VFS mount prefix and relative path to retrieve full file contents or thumbnails across all mounts, bypassing PathRule permission grants.
CVSS
7.5
7.5 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-11-03 16:17
Modified: 2026-11-03 19:18
NVD status: Deferred
Last synced 1 day ago
Verified against the source API 2026-11-03 19:20 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
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/DrizzleTime/Foxel disclosure@vulncheck.com
- https://github.com/DrizzleTime/Foxel/blob/v2.4.0/api/routers.py#L31 disclosure@vulncheck.com
- https://github.com/DrizzleTime/Foxel/blob/v2.4.0/domain/virtual_fs/api.py#L164-L182 disclosure@vulncheck.com
- https://github.com/DrizzleTime/Foxel/commit/73d9fa825e1004d37abb7b10faea0cd7f5bcb463 disclosure@vulncheck.com
- https://github.com/DrizzleTime/Foxel/issues/152 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/foxel-through-2.4.0-unauthenticated-file-read-via-api... disclosure@vulncheck.com
Data sources
NVD CVE API 2.0 — fetched 2026-11-03 19:20 UTC · record ↗