Uncontrolled Recursion Affecting mongodb package, versions [7.0.0-alpha,7.0.35)[8.0.0-alpha,8.0.24)[8.2.0-alpha,8.2.10)[8.3.0-alpha0,8.3.3)


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.35% (27th percentile)

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  • Snyk IDSNYK-UNMANAGED-MONGODB-17660902
  • published28 Jun 2026
  • disclosed10 Jun 2026
  • creditUnknown

Introduced: 10 Jun 2026

CVE-2026-9740  (opens in a new tab)
CWE-674  (opens in a new tab)

How to fix?

Upgrade mongodb to version 7.0.35, 8.0.24, 8.2.10, 8.3.3 or higher.

Overview

Affected versions of this package are vulnerable to Uncontrolled Recursion via the BSON validation process. An attacker can cause the mongod process to crash by sending specially crafted messages that trigger uncontrolled mutual recursion between validation functions, leading to a stack overflow.

CVSS Base Scores

version 4.0
version 3.1