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Advisory record · GHSA-2rvv-w9r2-rg7m

Information Disclosure in Apache Tomcat

CVSS 5.9 MediumEPSS 0.23 · 97th percentile

Published by the GitHub Advisory Database at 13 May 2021, 22:30 UTC. agentprime has not analysed this yet, so whether it affects any app is not known.

PackageEcosystemAffectedFixed in
org.apache.tomcat.embed:tomcat-embed-coreMaven>=10.0.0-M1, <10.0.0-M10 || >=9.0.0, <9.0.40 || >=8.5.0, <8.5.60 || >=7.0.0, <7.0.10710.0.0-M10, 9.0.40, 8.5.60, 7.0.107
Identifiers
GHSA-2rvv-w9r2-rg7m · BIT-tomcat-2021-24122 · CVE-2021-24122
Weakness (CWE)
CWE-200 · CWE-706
Tags
Published
13 May 2021
Updated
7 Aug 2026

Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

Apache Tomcat (tomcat-embed-core) versions 10.0.0-M1 to 10.0.0-M9, 9.0.0.M1 to 9.0.39, 8.5.0 to 8.5.59 and 7.0.0 to 7.0.106 are affected. When resources are served from a network location on an NTFS file system, an attacker may be able to obtain JSP source code in some configurations. Upgrade to 10.0.0-M10, 9.0.40, 8.5.60, 7.0.107 or later.

Written 2 Nov 2026.

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

ScoreRatingCVSSVectorSource
5.9 Medium 3.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N GitHub Advisory Database
  • CISA KEV Not listed.
  • EPSS 0.23, the 97th percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 31 Oct 2026, 14:19 UTC First seen by agentprime
  2. 31 Oct 2026, 14:19 UTC Confirmed by OSV

Sources

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.