CVE-2026-82285
bisheng through 2.6.0-fix2 contains a server-side request forgery vulnerability in the POST /api/v1/workflow/report/callback endpoint that lacks authentication and applies no URL scheme restrictions or host filtering. Unauthenticated attackers can supply arbitrary URLs to enumerate internal network services and cloud metadata endpoints, then retrieve captured responses from object storage using caller-supplied object names.
Fraqueza
bisheng through 2.6.0-fix2 contains a server-side request forgery vulnerability in the POST /api/v1/workflow/report/callback endpoint that lacks authentication and applies no URL scheme restrictions or host filtering. Unauthenticated attackers can supply arbitrary URLs to enumerate internal network services and cloud metadata endpoints, then retrieve captured responses from object storage using caller-supplied object names.
Referências
- https://github.com/dataelement/bisheng
- https://github.com/dataelement/bisheng/blob/3f27641987c7363d2d7b7b1a8c3c3dbe09c60fd7/src/backend/bisheng/api/v1/workflow.py
- https://github.com/dataelement/bisheng/issues/2190
- https://www.vulncheck.com/advisories/bisheng-unauthenticated-server-side-request-forgery-via-workflow-report-callback
- https://github.com/dataelement/bisheng/issues/2190
Encontre a falha antes de um atacante.
Entre com o GitHub e rode sua primeira auditoria em menos de um minuto. O plano gratuito não exige cartão de crédito.