CVE-2026-13063

Summary

An authenticated user with standard read/write privileges can cause the mongod process to terminate due to an out-of-memory condition by sending a crafted aggregation command. MongoDB's libmongocrypt library insufficiently validates payload-supplied values, which can result in an excessively large memory allocation.

Affected Software

VendorProductVersion RangeStatus
MongoDBMongoDB Server8.2.0 < 8.2.12affected
MongoDBMongoDB Server8.3.0 < 8.3.7affected

Weaknesses

  • CWE-190: CWE-190: Integer Overflow or Wraparound

References