CVE-2024-10921

MEDIUM

6.8

CVSS v3

Description

An authorized user may trigger crashes or receive the contents of buffer over-reads of Server memory by issuing specially crafted requests that construct malformed BSON in the MongoDB Server. This issue affects MongoDB Server v5.0 versions prior to 5.0.30 , MongoDB Server v6.0 versions prior to 6.0.19, MongoDB Server v7.0 versions prior to 7.0.15 and MongoDB Server v8.0 versions prior to and including 8.0.2.

CWE-158

How to fix

Remediation Available

MongoDBWindows application

Affected:5.0.0 5.0.30Fixed in:5.0.30MongoDB Inc.

Affected:7.0.0 7.0.15Fixed in:7.0.15MongoDB Inc.

Affected:6.0.0 6.0.19Fixed in:6.0.19MongoDB Inc.

Affected:8.0.0 8.0.3Fixed in:8.0.3MongoDB Inc.

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H

Exploit Intelligence

0.54%probability of exploitation in 30 days

42ndpercentile

Moderate risk: more likely to be exploited than 42% of all known CVEs.

References

Vendor Advisory1

jira.mongodb.org

Related Vulnerabilities

Other CWE-158 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-47812	Critical	10.0	95%	KEV	Fix
CVE-2009-1537	High	8.8	51%	KEV	-
CVE-2022-20812	Critical	9.0	1.8%	-	Fix
CVE-2020-14500	Critical	10.0	1.7%	-	-
CVE-2020-7928	Medium	6.5	1.4%	-	Fix
CVE-2022-20813	Critical	9.0	1.1%	-	Fix

Common questions

How do I fix CVE-2024-10921?

Upgrade MongoDB to 5.0.30 or later.

Is CVE-2024-10921 being actively exploited?

Not that we know of. CVE-2024-10921 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.54% is the estimated probability that it will be exploited in the next 30 days. That is higher than 42% of all scored CVEs.

How severe is CVE-2024-10921?

CVE-2024-10921 has a CVSS v3 base score of 6.8, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2024-10921 affect?

Published advisories record a fix for MongoDB (Windows application). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-01.