CVE-2026-85667 — xiaobei through 5.5.2 Unauthenticated Webhook Message Injection
xiaobei through 5.5.2 fails to implement authentication or signature validation on webhook endpoints, allowing unauthenticated attackers to inject arbitrary messages into the ag…
Published: 2026-09-04 · CVSS: 9.3 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7