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CVE-2010-3718 — tomcat

Fix: apache/tomcat@a697f7b

CVE-2010-3718 is a security vulnerability in org.apache.tomcat:tomcat. A fix is available for org.apache.tomcat:tomcat — see the affected versions and patch details below.

Improper Limitation of a Pathname to a Restricted Directory in Apache Tomcat

Published
Updated
Affected
3 pkgs
Patched
3 / 3
Exploits
None indexed
Exploitation data as of Nov 12, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗
1.3%probability of exploitation in next 30 days
Lower Risk0.00%
Lower risk than most CVEs71th percentile — riskier than 71% of all scored CVEsHighest risk
0.00%0.62%1.24%1.85%0.3%1.3%May 26Sep 26Nov 26

Probability of exploitation in the next 30 days, from FIRST.org EPSS.

Real-World Exposure

3 pkgs affected
☕org.apache.tomcat:tomcat☕org.apache.tomcat:tomcat☕org.apache.tomcat:tomcat

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Maven packages — download data is not available via public APIs for these ecosystems.

Description

Apache Tomcat 7.0.0 through 7.0.3, 6.0.x, and 5.5.x, when running within a SecurityManager, does not make the ServletContext attribute read-only, which allows local web applications to read or write files outside of the intended working directory, as demonstrated using a directory traversal attack.

Affected Packages

3 total 3 fixed
EcosystemPackageVulnerable rangeFix
☕Mavenorg.apache.tomcat:tomcat≥ 7.0.0&&< 7.0.47.0.4org.apache.tomcat:tomcat:7.0.4
☕Mavenorg.apache.tomcat:tomcat≥ 6.0.0&&< 6.0.306.0.30org.apache.tomcat:tomcat:6.0.30
☕Mavenorg.apache.tomcat:tomcat≥ 5.5.0&&< 5.5.305.5.30org.apache.tomcat:tomcat:5.5.30

Affected Products

1 product · 63 configurations
Application
tomcatapache
63 versions
5.5.05.5.15.5.25.5.35.5.45.5.55.5.65.5.75.5.85.5.95.5.105.5.11

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for org.apache.tomcat:tomcat, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update org.apache.tomcat:tomcat to 7.0.4 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2010-3718 is resolved across your whole dependency graph.

  3. Workarounds

    Resolve every user-supplied path to its canonical form and reject anything that escapes the intended directory, and run the component under an account that has no read or write access outside the directory it legitimately serves.

Fixing This On Your OS

If you run this on a Linux distribution, patch through your package manager against the distro's own security advisory below — it tracks the exact backported fix for your release, which can ship on a different timeline (and sometimes a different severity) than the upstream project.

Red HatModerate
ProductFixed inAdvisory
Red Hat Enterprise Linux 5tomcat5-0:5.5.23-0jpp.22.el5_7RHSA-2011:1845
Red Hat Enterprise Linux 6tomcat6-0:6.0.24-33.el6RHSA-2011:0791
Red Hat JBoss Enterprise Web Server 1 for RHEL 5ant-0:1.7.1-13.jdk6.ep5.el5RHSA-2011:0897
Red Hat JBoss Web Server 1.0see advisoryRHSA-2011:0896

Frequently Asked Questions

Apache Tomcat 7.0.0 through 7.0.3, 6.0.x, and 5.5.x, when running within a SecurityManager, does not make the ServletContext attribute read-only, which allows local web applications to read or write files outside of the intended working directory, as demonstrated using a directory traversal attack.
O3 Security · Impact-Aware SCA

Is CVE-2010-3718 in your dependencies?

Find it across Maven, including transitive dependencies.

CVE-2010-3718: tomcat Path Traversal — Fixed in 7.0.4