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CVE-2026-4359lowCWE-158

Heap-buffer-over-read in _mongoc_http_send via strstr on non-null-terminated buffer

8Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 2epss 0.2%
exploitation probability
0.2%top 92% of all CVEs
observed exploitation
nono source reports it
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:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N