CVE-2026-4359
Heap-buffer-over-read in _mongoc_http_send via strstr on non-null-terminated buffer
CVSS Score
2.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-158 |
| Vendor | mongodb inc |
| Product | mongodb c driver |
| Published | Mar 17, 2026 |
| Last Updated | Mar 18, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:L Attack Vector
Network
Attack Complexity
High
Privileges Required
High
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
Affected Versions
MongoDB Inc / MongoDB C Driver
0 < 2.2.3
References
Credits
Halil Oktay (oblivionsage)