Improper Check for Unusual or Exceptional Conditions Affecting mongo-c-driver package, versions [,1.30.6)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CONAN-MONGOCDRIVER-16325201
- published1 May 2026
- disclosed13 Apr 2026
- creditUnknown
Introduced: 13 Apr 2026
CVE-2026-6231 (opens in a new tab)How to fix?
Upgrade mongo-c-driver to version 1.30.6 or higher.
Overview
Affected versions of this package are vulnerable to Improper Check for Unusual or Exceptional Conditions in the bson_validate function. An attacker can cause malformed or invalid UTF-8 sequences to bypass validation and be processed incorrectly by submitting specially crafted BSON data to applications that rely on this function for input validation.