Broken Access Control in WWBN AVideo Affects User Data Security
CVE-2026-86190

9.3CRITICAL

Key Information:

Vendor

Wwbn

Status
Avideo
Vendor
CVE Published:
5 September 2026

What is CVE-2026-86190?

WWBN AVideo has a broken access control issue present in the videoViewsInfo endpoints. This vulnerability allows unauthenticated users to retrieve sensitive user information, including password hashes, recovery tokens, and live session identifiers, simply by providing a hash parameter. The exposed session identifiers can be exploited by attackers to hijack viewer sessions, posing a significant risk, including access to administrator accounts and sensitive personal data of all video viewers.

Affected Version(s)

AVideo 0 <= 29.0

References

https://github.com/WWBN/AVideo/security/advisories/GHSA-8...
vendor-advisory
https://www.vulncheck.com/advisories/wwbn-avideo-broken-a...
third-party-advisory

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

rajivraj
.