CVE-2026-85179
highLabel Studio through 1.23.0 fails to validate webhook URLs, allowing authenticated users to dispatch requests to internal services including RFC 1918 addresses…
Label Studio through 1.23.0 fails to validate webhook URLs, allowing authenticated users to dispatch requests to internal services including RFC 1918 addresses and cloud metadata endpoints. Attackers can create webhooks targeting private networks and exfiltrate annotation data by enabling payload transmission in outbound requests.
CVSS
8.5
8.5 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:L/A:N Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-09-03 15:17
Modified: 2026-09-24 20:43
NVD status: Deferred
Last synced 2 days ago
Verified against the source API 2026-10-27 06:50 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/HumanSignal/label-studio disclosure@vulncheck.com
- https://github.com/HumanSignal/label-studio/blob/1.23.0/label_studio/webhooks/utils.py disclosure@vulncheck.com
- https://github.com/HumanSignal/label-studio/commit/2c1c1d6472153032af8ed399168f814bea854e3... disclosure@vulncheck.com
- https://github.com/HumanSignal/label-studio/issues/9801 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/label-studio-through-1.23.0-ssrf-via-unvalidated-webh... disclosure@vulncheck.com
Data sources
NVD CVE API 2.0 — fetched 2026-10-27 06:50 UTC · record ↗