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.
Metrics
Affected Vendors & Products
References
History
Sat, 05 Sep 2026 02:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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Thu, 03 Sep 2026 14:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | Label Studio through 1.23.0 SSRF via Unvalidated Webhook URL | |
| First Time appeared |
Humansignal
Humansignal label Studio |
|
| Weaknesses | CWE-918 | |
| CPEs | cpe:2.3:a:humansignal:label_studio:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Humansignal
Humansignal label Studio |
|
| References |
|
|
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-09-03T14:12:18.328Z
Updated: 2026-09-05T01:22:21.853Z
Reserved: 2026-09-03T11:08:17.526Z
Link: CVE-2026-85179
Updated: 2026-09-05T01:22:17.784Z
Status : Received
Published: 2026-09-03T15:17:39.097
Modified: 2026-09-05T02:17:19.417
Link: CVE-2026-85179
No data.