MongoDB C Driver vulnerabilities and fixes
Exploited and high-severity MongoDB C Driver vulnerabilities tracked by VulnFeed, with CVSS and EPSS scores, affected versions and fixes.
- 8.7CVE-2026-120955MongoDB C Driver Modern GridFS mongoc_gridfs_bucket_download_to_stream() Aborts Application on Malformed GridFS MetadataVerify fixMongoDB C Driver
1 min read - 7.1CVE-2026-120956remote abort and memory disclosure from a malformed cursor.nsVerify fixMongoDB C Driver
1 min read - 8.7CVE-2026-120678mongo-c-driver leaks the decompressed reply buffer when an OP_COMPRESSED reply fails to parse (denial of service)Verify fixMongoDB C Driver
1 min read - 7.6CVE-2026-114648NoSQL injection via dot and dollar characters in LINQ filter field names and dictionary keysFix availableMongoDB C# Driver
1 min read - 8.2CVE-2026-114644Memory-exhaustion denial of service via unbounded symbol interning during BSON/JSON deserializationFix availableMongoDB C# Driver
1 min read