Information Exposure Through Log Files Affecting thanos-operator package, versions <0.3.7-r35


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.01% (1st percentile)

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  • Snyk IDSNYK-WOLFILATEST-THANOSOPERATOR-15419599
  • published5 Mar 2026
  • disclosed29 Oct 2025

Introduced: 29 Oct 2025

CVE-2025-58189  (opens in a new tab)
CWE-532  (opens in a new tab)

How to fix?

Upgrade Wolfi thanos-operator to version 0.3.7-r35 or higher.

NVD Description

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

When Conn.Handshake fails during ALPN negotiation the error contains attacker controlled information (the ALPN protocols sent by the client) which is not escaped.

CVSS Base Scores

version 3.1