What is CVE-2026-4147?

CVE-2026-4147 is a medium-severity vulnerability in Mongodb Inc Server, classified under CWE-457. CVSS score: 6.5/10. Published 2026-03-17.

How severe is CVE-2026-4147?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Vulnerability in Mongodb Inc Server

CVE-2026-4147

An authenticated user with the read role may read limited amounts of uninitialized stack memory via specially-crafted issuances of the filemd5 command.

EPSS: 0.001 (18.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Mongodb Inc Server — versions 8.2, 8.0, 7.0

Weakness classification (CWE)

CWE-457

References

jira.mongodb.org/browse/SERVER-119317

Frequently asked questions

What is CVE-2026-4147?: CVE-2026-4147 is a medium-severity vulnerability in Mongodb Inc Server, classified under CWE-457. CVSS score: 6.5/10. Published 2026-03-17.
How severe is CVE-2026-4147?: Medium severity. CVSS v3 base score is 6.5 out of 10.