CVE-2026-82285 BISHENG Unauthenticated Server-Side Request Forgery via Workflow Report Callback
Unauthenticated attackers can exploit an SSRF vulnerability in BISHENG to access internal network services and cloud metadata endpoints.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-82285?
CVE-2026-82285 is a high-severity server-side request forgery vulnerability in dataelement bisheng, published on 28 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Weakness: CWE-918
Which versions are affected by CVE-2026-82285?
How do I fix CVE-2026-82285?
No fix has been published for CVE-2026-82285 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2026-82285 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-82285 exists.
Sources
Also known as GHSA-qch5-28r4-f5gj.