Unintended Proxy or Intermediary ('Confused Deputy') Affecting mongodb package, versions [,7.0.39)[8.0.0,8.0.28)[8.2.0,8.2.12)[8.3.0,8.3.7)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.19% (9th percentile)

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  • Snyk IDSNYK-UNMANAGED-MONGODB-18305865
  • published25 Jul 2026
  • disclosed22 Jul 2026
  • creditUnknown

Introduced: 22 Jul 2026

CVE-2026-13062  (opens in a new tab)
CWE-441  (opens in a new tab)

How to fix?

Upgrade mongodb to version 7.0.39, 8.0.28, 8.2.12, 8.3.7 or higher.

Overview

Affected versions of this package are vulnerable to Unintended Proxy or Intermediary ('Confused Deputy') via the processing of write commands containing crafted internal flags in sharded cluster environments. An attacker can alter server-controlled encryption metadata fields by submitting specially crafted requests through the mongos process, potentially leading to corruption of encrypted query correctness.

References

CVSS Base Scores

version 4.0
version 3.1