CVE-2026-6914

Summary

Computing the MD5 checksum of a malformed BSON object under specific conditions may cause loss of availability in MongoDB server. This issue affects all MongoDB Server v8.2 versions, all MongoDB Server v8.1 versions, MongoDB Server v8.0 versions prior to 8.0.21, MongoDB Server v7.0 versions prior to 7.0.32

Affected Software

VendorProductVersion RangeStatus
MongoDBMongoDB Server8.2.0 < 8.2.7affected
MongoDBMongoDB Server8.1.0 <= 8.1.*affected
MongoDBMongoDB Server8.0.0 < 8.0.21affected
MongoDBMongoDB Server7.0.0 < 7.0.32affected

Weaknesses

  • CWE-191: CWE-191 Integer underflow (wrap or wraparound)

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References