CVE-2025-47914 Affecting thanos package, versions <0.40.1-r1


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.02% (5th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-WOLFILATEST-THANOS-15418236
  • published5 Mar 2026
  • disclosed19 Nov 2025

Introduced: 19 Nov 2025

CVE-2025-47914  (opens in a new tab)

How to fix?

Upgrade Wolfi thanos to version 0.40.1-r1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream thanos package and not the thanos package as distributed by Wolfi. See How to fix? for Wolfi relevant fixed versions and status.

SSH Agent servers do not validate the size of messages when processing new identity requests, which may cause the program to panic if the message is malformed due to an out of bounds read.

CVSS Base Scores

version 3.1