CVE-2026-4359

low-risk
Published 2026-03-17

A compromised third party cloud server or man-in-the-middle attacker could send a malformed HTTP response and cause a crash in applications using the MongoDB C driver.

Do I need to act?

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0.03% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
2
CVSS 2.0/10 Low
NETWORK / HIGH complexity

Affected Products (1)

C Driver

Affected Vendors

13
/ 100
low-risk
Severity 8/34 · Low
Exploitability 0/34 · Minimal
Exposure 5/34 · Minimal