What is CVE-2025-14345?

CVE-2025-14345 is a medium-severity vulnerability in Mongodb, classified under Improper Locking. CVSS score: 4.2/10. Published 2025-12-09.

How severe is CVE-2025-14345?

Medium severity. CVSS v3 base score is 4.2 out of 10.

Vulnerability in Mongodb

CVE-2025-14345

A post-authentication flaw in the network two-phase commit protocol used for cross-shard transactions in MongoDB Server may lead to logical data inconsistencies under specific conditions which are not predictable and exist for a very short…

EPSS: 0.002 (9.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.2 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Mongodb — versions 8.3.0
Mongodb Inc. Server — versions 7.0, 8.0, 8.2

Weakness classification (CWE)

CWE-667 — Improper Locking

References

cna@mongodb.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-14345?: CVE-2025-14345 is a medium-severity vulnerability in Mongodb, classified under Improper Locking. CVSS score: 4.2/10. Published 2025-12-09.
How severe is CVE-2025-14345?: Medium severity. CVSS v3 base score is 4.2 out of 10.