xiaobei through 5.5.2 fails to implement authentication or signature validation on webhook endpoints, allowing unauthenticated attackers to inject arbitrary messages into the agent pipeline. Attackers can publish malicious messages via the /webhook_worktool handler and exploit unvalidated media URL fetching to perform server-side request forgery against internal services.
Metrics
Affected Vendors & Products
References
History
Fri, 04 Sep 2026 16:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Teamwiseflow
Teamwiseflow xiaobei |
|
| Vendors & Products |
Teamwiseflow
Teamwiseflow xiaobei |
Fri, 04 Sep 2026 14:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | xiaobei through 5.5.2 fails to implement authentication or signature validation on webhook endpoints, allowing unauthenticated attackers to inject arbitrary messages into the agent pipeline. Attackers can publish malicious messages via the /webhook_worktool handler and exploit unvalidated media URL fetching to perform server-side request forgery against internal services. | |
| Title | xiaobei through 5.5.2 Unauthenticated Webhook Message Injection | |
| Weaknesses | CWE-306 | |
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-09-04T14:32:23.180Z
Updated: 2026-09-08T17:04:55.181Z
Reserved: 2026-09-04T13:32:30.063Z
Link: CVE-2026-85667
No data.
Status : Deferred
Published: 2026-09-04T15:17:44.543
Modified: 2026-09-10T15:53:23.707
Link: CVE-2026-85667
No data.