What is CVE-2019-2389?

CVE-2019-2389 is a medium-severity vulnerability in MongoDB, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 5.3/10. Published 2019-08-30.

How severe is CVE-2019-2389?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Improper input validation in MongoDB

CVE-2019-2389

Incorrect scoping of kill operations in MongoDB Server's packaged SysV init scripts allow users with write access to the PID file to insert arbitrary PIDs to be killed when the root user stops the MongoDB process via SysV init. This issue affects MongoDB Server v4.0 versions prior to 4.0.11; MongoDB Server v3.6 versions prior to 3.6.14; MongoDB Server v3.4 versions prior to 3.4.22.

Published 2019-08-30 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.003 (21.0th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 21st percentile — 21.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

MongoDB
MongoDB Inc. Server — versions 4.0, 3.6, 3.4

Weakness classification (CWE)

References

jira.mongodb.org/browse/SERVER-40563 (Patch, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2019-2389?: CVE-2019-2389 is a medium-severity vulnerability in MongoDB, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 5.3/10. Published 2019-08-30.
How severe is CVE-2019-2389?: Medium severity. CVSS v3 base score is 5.3 out of 10.