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CVE-2006-7196 tomcat

CVE-2006-7196 is a Cross-site Scripting (XSS) vulnerability in org.apache.tomcat:tomcat. 1 public exploit reference exists, so weaponization risk is real. A fix is available for org.apache.tomcat:tomcat — see the affected versions and patch details below.

Cross-site scripting in Apache Tomcat

Published
May 1, 2022
Updated
Apr 9, 2025
Affected
4 pkgs
Patched
4 / 4
Exploits
1 known
Exploitation data as of Sep 18, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗
72.2%probability of exploitation in next 30 days
Very High Risk0.00%
Lower risk than most CVEs99th percentile — riskier than 99% of all scored CVEsHighest risk

EPSS (Exploit Prediction Scoring System) is a daily probability model maintained by FIRST.org. It estimates the likelihood a CVE will be exploited in production environments within the next 30 days, derived from real-world threat intelligence signals.

Real-World Exposure

4 pkgs affected
org.apache.tomcat:tomcatorg.apache.tomcat:tomcatorg.apache.tomcat:tomcatorg.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

Cross-site scripting (XSS) vulnerability in the calendar application example in Apache Tomcat 4.0.0 through 4.0.6, 4.1.0 through 4.1.31, 5.0.0 through 5.0.30, and 5.5.0 through 5.5.15 allows remote attackers to inject arbitrary web script or HTML via the time parameter to cal2.jsp and possibly unspecified other vectors. NOTE: this may be related to CVE-2006-0254.1.

Affected Packages

4 total 4 fixed
EcosystemPackageVulnerable rangeFix
Mavenorg.apache.tomcat:tomcat4.0.0&&< 4.0.74.0.7org.apache.tomcat:tomcat:4.0.7
Mavenorg.apache.tomcat:tomcat4.1.0&&< 4.1.324.1.32org.apache.tomcat:tomcat:4.1.32
Mavenorg.apache.tomcat:tomcat5.0.0&&< 5.0.315.0.31org.apache.tomcat:tomcat:5.0.31
Mavenorg.apache.tomcat:tomcat5.5.0&&< 5.5.165.5.16org.apache.tomcat:tomcat:5.5.16
Exploits & PoCs
1

Research use only. For defensive security, authorized penetration testing, and academic research only. Never execute exploit code against systems without explicit written authorization.

EDB-30563webappsjsp✓ Verified

Apache Tomcat 5.5.15 - cal2.jsp Cross-Site Scripting

by Tushar Vartak · Sep 4, 2007

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 4.0.7 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2006-7196 is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 Security's impact-aware SCA analyses which vulnerable code paths your application actually calls, so a match like CVE-2006-7196 can be triaged on real exposure rather than presence alone.

Tailored to CVE-2006-7196. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

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 Network Satellite Server v 4.2jabberd-0:2.0s10-3.38.rhnRHSA-2008:0524
Red Hat Network Satellite Server v 5.0jabberd-0:2.0s10-3.38.rhnRHSA-2008:0261
RHAPS Version 1 for RHEL 3tomcat5-0:5.0.30-0jpp_5rhRHSA-2007:0340
RHAPS Version 2 for RHEL 4jakarta-commons-modeler-0:2.0-3jpp_2rhRHSA-2007:0326

Frequently Asked Questions

Cross-site scripting (XSS) vulnerability in the calendar application example in Apache Tomcat 4.0.0 through 4.0.6, 4.1.0 through 4.1.31, 5.0.0 through 5.0.30, and 5.5.0 through 5.5.15 allows remote attackers to inject arbitrary web script or HTML via the time parameter to cal2.jsp and possibly unspecified other vectors. NOTE: this may be related to CVE-2006-0254.1.
O3 Security · Impact-Aware SCA

Is CVE-2006-7196 in your dependencies?

O3 Security finds CVE-2006-7196 across Maven dependencies, including transitive ones, and its impact-aware SCA ranks findings by whether your code actually calls the vulnerable path.

CVE-2006-7196: tomcat XSS | O3 Security