Information Exposure Affecting nacos package, versions <3.2.1-r3


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-CHAINGUARDLATEST-NACOS-16780662
  • published21 May 2026
  • disclosed12 May 2026

Introduced: 12 May 2026

NewCVE-2026-42498  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

Upgrade Chainguard nacos to version 3.2.1-r3 or higher.

NVD Description

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

Exposure of HTTP Authentication Header to unexpected hosts during WebSocket authentication vulnerability in Apache Tomcat.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.21, from 10.1.0-M1 through 10.1.54, from 9.0.2 through 9.0.117, from 8.5.24 through 8.5.100, from 7.0.83 through 7.0.109.

Users are recommended to upgrade to version 11.0.22, 10.1.55 or 9.0.118, which fix the issue.