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CVE-2026-6231

bson_validate may skip validation when processing certain inputs PUBLISHED

Description (CNA)

The bson_validate function may return early on specific inputs and incorrectly report success. This behavior could result in skipping validation for BSON data, allowing malformed or invalid UTF-8 sequences to bypass validation and be processed incorrectly. The issue may affect applications that rely on these functions to validate untrusted BSON data before further processing. This issue affects MongoDB C Driver versions prior to 1.30.5, MongoDB C Driver version 2.0.0 and MongoDB C Driver version 2.0.1

Affected (CNA)

Vendor / productVersions
MongoDB Inc. / C Driveraffected 1.0 before 1.30.5; affected 2.0 before 2.0.2

CWE

CWE-20

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.