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

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...

CVE-2026-4359 Heap-buffer-over-read in _mongoc_http_send via strstr on non-null-terminated buffer

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...

Astra Linux – Vulnerability in mongo-c-driver

The various bsonappend functions in the MongoDB C driver library may be susceptible to buffer overflows when performing operations that could result in a final BSON document exceeding the maximum allowable size INT32MAX, leading to a segmentation fault and potentially causing the application to...