File and Directory Information Exposure Affecting tomcat10-lib package, versions <1:10.1.54-1.amzn2023.0.1


Severity

Recommended
0.0
medium
0
10

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.45% (36th percentile)

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  • Snyk IDSNYK-AMZN2023-TOMCAT10LIB-16710573
  • published16 May 2026
  • disclosed9 Apr 2026

Introduced: 9 Apr 2026

CVE-2026-34487  (opens in a new tab)
CWE-538  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2023 tomcat10-lib to version 1:10.1.54-1.amzn2023.0.1 or higher.
This issue was patched in ALAS2023-2026-1673.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tomcat10-lib package and not the tomcat10-lib package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2023 relevant fixed versions and status.

Insertion of Sensitive Information into Log File vulnerability in the cloud membership for clustering component of Apache Tomcat exposed the Kubernetes bearer token.

This issue affects Apache Tomcat: from 11.0.0-M1 through 11.0.20, from 10.1.0-M1 through 10.1.53, from 9.0.13 through 9.0.116.

Users are recommended to upgrade to version 11.0.21, 10.1.54 or 9.0.117, which fix the issue.

CVSS Base Scores

version 3.1