Medium 6.5Published Apr 29, 2026

CVE-2026-6914MD5 checksum creation may cause availability loss

Updated under an hour ago (Oct 26, 2026, 4:20 PM ET)

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It affects MongoDB Server and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for MongoDB Server

Exploited in the last 30 days

Computing the MD5 checksum of a malformed BSON object under specific conditions may cause loss of availability in MongoDB server. This issue affects all MongoDB Server v8.2 versions, all MongoDB Server v8.1 versions, MongoDB Server v8.0 versions prior to 8.0.21, MongoDB Server v7.0 versions prior to 7.0.32

CVSS: 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE): CWE-191
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: mongodb
NVD analysis: Analyzed
Record last updated: Apr 29, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

MongoDB MongoDB Server mongodb:server (from the name)	from 8.2.0 before 8.2.7; from 8.1.0 through 8.1.*; from 8.0.0 before 8.0.21; from 7.0.0 before 7.0.32	CNA record
mongodb mongodb mongodb:mongodb	from 7.0.0 before 7.0.32; from 8.0.0 before 8.0.21; from 8.1.0 before 8.2.7	NVD

References

References

https://jira.mongodb.org/browse/SERVER-119981	issue-tracking, patch

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.