Server-Side Request Forgery Vulnerability in Bisheng Product by DataElement
CVE-2026-82285

8.8HIGH

Key Information:

Vendor

Dataelement

Status
Bisheng
Vendor
CVE Published:
28 August 2026

What is CVE-2026-82285?

The Bisheng product, up to version 2.6.0-fix2, contains a significant server-side request forgery vulnerability in its /api/v1/workflow/report/callback endpoint. This vulnerability allows unauthenticated attackers to exploit the endpoint, providing arbitrary URLs which can expose internal network services and cloud metadata. Without any authentication requirements or URL scheme restrictions, attackers can retrieve sensitive responses from object storage based on names specified by them, posing serious security risks.

Affected Version(s)

bisheng 0 <= 2.6.0-fix2

References

https://github.com/dataelement/bisheng/issues/2190
issue-tracking
https://github.com/dataelement/bisheng
product
https://github.com/dataelement/bisheng/blob/3f27641987c73...
technical-description

CVSS V4

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

George Chen
.