MEDIUMUnknown

A numeric truncation weakness exists in the JSON parsing component of the MongoDB C++ Driver's BSON library. An actor who controls the text that an embedding application hands to the library's public

A numeric truncation weakness exists in the JSON parsing component of the MongoDB C++ Driver's BSON library. An actor who controls the text that an embedding application hands to the library's public JSON parsing interface, when that text is very large, can cause the library to read memory beyond the supplied buffer and return it to the caller, to silently accept only part of the input as a complete document, or to terminate the process. No MongoDB server, credentials, or non-default configurat

CVE-2026-84970Published 2 days agoSource: Ubuntu

Affected packages

  • mongo-cxx-driver

Exploit signal

Known exploited (CISA KEV)
No
EPSS score
EPSS percentile

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Recommended response stack

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