CVE-2026-9742 — Authenticate command with specific mechanism parameter can trigger server crash

CVE-2026-9742

Authenticate command with specific mechanism parameter can trigger server crash PUBLISHED

Description (CNA)

When OIDC authentication is enabled in configuration, clients may set specific values in the "mechanism" parameter of the "authenticate" command that lead to server crash. The authenticate command is accessible to unauthenticated clients, leading to pre-auth denial-of-service in affected product configurations.

Affected (CNA)

Vendor / product	Versions
MongoDB / MongoDB Server	affected 8.3.0 before 8.3.3; affected 8.2.0 before 8.2.10

CWE

CWE-1287

References

https://jira.mongodb.org/browse/SERVER-124183

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.