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Low 2.0Published Mar 17, 2026
CVE-2026-4359Heap-buffer-over-read in _mongoc_http_send via strstr on non-null-terminated buffer
Updated under an hour ago ()
Does this affect you?
It affects MongoDB Inc MongoDB C Driver. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 2.0 LOW (v3.1, CNA)CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:N/I:N/A:L
- Weakness (CWE)
- CWE-158
- 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
- Mar 18, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
MongoDB Inc MongoDB C Driver mongodb:c_driver (from the name) | before 2.2.3 | CNA record |
mongodb c_driver mongodb:c_driver | before 1.30.8; from 2.2.0 before 2.2.3 | NVD |
References
- https://jira.mongodb.org/browse/CDRIVER-6251patch, vendor-advisory
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.