Uncontrolled Recursion Affecting protobuf package, versions <3.7.2


Severity

Recommended
0.0
high
0
10

CVSS assessment by Snyk's Security Team. Learn more

Threat Intelligence

EPSS
0.06% (21st percentile)

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  • Snyk IDSNYK-RUST-PROTOBUF-10639632
  • published6 Jul 2025
  • disclosed5 Jul 2025
  • creditAlexis Challande

Introduced: 5 Jul 2025

NewCVE-2025-53605  (opens in a new tab)
CWE-674  (opens in a new tab)

How to fix?

Upgrade protobuf to version 3.7.2 or higher.

Overview

Affected versions of this package are vulnerable to Uncontrolled Recursion via the CodedInputStream::skip_group function. An attacker can cause excessive resource consumption and application unresponsiveness by input containing a deeply nested unknown group.

CVSS Base Scores

version 4.0
version 3.1