CVE-2026-97212 WebSocket Backend - Authentication Bypass & Denial of Service

WebSocket backend uses predictable session identifiers caused by allowing multiple endpoints to connect with the same session ID, letting unauthorized users authenticate as others or cause denial of service, exploit requires no special privileges.

CVSS base score 7.3 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.25% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Authentication, Denial Of Service
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Published
2 October 2026
Updated
15 October 2026
Weakness
CWE-613

Vendor fix

Update to the latest version with improved session identifier management.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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