How severe is CVE-2013-4650?

CVE-2013-4650 has a CVSS 2.0 base score of 6.5, rated medium severity.

Is CVE-2013-4650 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-4650?

CVE-2013-4650 primarily affects Mongodb. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-4650?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2013-4650 published?

CVE-2013-4650 was published on 2013-07-04 and last updated on 2026-06-16.

CVE-2013-4650

CVE-2013-4650 is a medium-severity vulnerability in Mongodb with a CVSS 2.0 base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-264.

Key facts

Severity: Medium (CVSS 2.0 base score 6.5)
EPSS exploit prediction: 2% (74th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-264
Affected product: Mongodb
Published: 2013-07-04
Last modified: 2026-06-16

Description

MongoDB 2.4.x before 2.4.5 and 2.5.x before 2.5.1 allows remote authenticated users to obtain internal system privileges by leveraging a username of __system in an arbitrary database.

Frequently asked questions

What is CVE-2013-4650?: MongoDB 2.4.x before 2.4.5 and 2.5.x before 2.5.1 allows remote authenticated users to obtain internal system privileges by leveraging a username of __system in an arbitrary database.
How severe is CVE-2013-4650?: CVE-2013-4650 has a CVSS 2.0 base score of 6.5, rated medium severity.
Is CVE-2013-4650 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (74th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-4650?: CVE-2013-4650 primarily affects Mongodb. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-4650?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2013-4650 published?: CVE-2013-4650 was published on 2013-07-04 and last updated on 2026-06-16.

References

Affected products (6)

cpe:2.3:a:mongodb:mongodb:2.4.0:*:*:*:*:*:*:*
cpe:2.3:a:mongodb:mongodb:2.4.1:*:*:*:*:*:*:*
cpe:2.3:a:mongodb:mongodb:2.4.2:*:*:*:*:*:*:*
cpe:2.3:a:mongodb:mongodb:2.4.3:*:*:*:*:*:*:*
cpe:2.3:a:mongodb:mongodb:2.4.4:*:*:*:*:*:*:*
cpe:2.3:a:mongodb:mongodb:2.5.0:*:*:*:*:*:*:*

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