Vulnerability intelligence

CVE-2026-82064

A security issue in MongoDB Server allows an unauthenticated network user to cause a denial of service on a specific type of replica set member. The server contains an assertion in its read concern processing logic that can be reached without authentication, and the assertion's assumptions about internal state do not hold for all member configurations, causing the server process to terminate.

CVSS Score

8.7

High

EPSS — Exploit Probability

0.3%

Riskier than 22% of all CVEs · checked 2026-09-10

Exploitation

Not in CISA KEV

KEV does not include every exploited vulnerability

Remediation

unknown

Check vendor advisories