How severe is CVE-2007-3383?

No CVSS score has been assigned to CVE-2007-3383 yet. Review the advisory details and affected package list to assess your exposure.

Which packages are affected by CVE-2007-3383?

CVE-2007-3383 affects the following packages: org.apache.tomcat:tomcat (Maven), org.apache.tomcat:tomcat (Maven). Ecosystems affected: Maven.

How do I fix CVE-2007-3383?

The records we use list no patched version of org.apache.tomcat:tomcat for CVE-2007-3383. Check the maintainer's advisory, and where your build allows, override or pin the dependency away from the vulnerable range.

How do I detect CVE-2007-3383 in my Maven dependencies?

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.

How do I mitigate CVE-2007-3383 if there is no patch (or I can't update yet)?

Escape or sanitise the affected output on the server side rather than relying on client-side filtering, and add a Content-Security-Policy that blocks inline script execution so injected markup cannot run even if it reaches the page.

Is CVE-2007-3383 actively exploited in the wild?

No public exploit code has been indexed for CVE-2007-3383 yet. This does not mean the vulnerability cannot be exploited — absence of public exploits does not imply safety. Apply the recommended fix and use O3 Security to monitor your exposure.

What is the EPSS score for CVE-2007-3383?

CVE-2007-3383 has an EPSS (Exploit Prediction Scoring System) score of 9.5%, placing it in the 95th percentile of all CVEs. EPSS is maintained by FIRST.org and estimates the probability that a vulnerability will be exploited in the wild within the next 30 days. This score indicates relatively lower exploitation probability, though the CVSS severity should still guide your patching priority.

When was CVE-2007-3383 published, and has it been updated?

CVE-2007-3383 was published on May 1, 2022 and was last updated on November 8, 2023. Advisory data evolves as severity scores, affected ranges, and exploit intelligence are revised — always check the latest version of the advisory before acting.

☕ Maven

Not in CISA KEV

CVE-2007-3383 — tomcat

CVE-2007-3383 is a security vulnerability in org.apache.tomcat:tomcat. The records list no fixed version yet; check the vendor advisory below and apply the mitigations in the meantime.

Apache Tomcat SendMailServlet XSS

Published

May 1, 2022

Updated

Nov 8, 2023

Affected

2 pkgs

Patched

See advisory

Exploits

None indexed

Exploitation data as of Oct 31, 2026 · OSV.dev, NVD, FIRST.org (EPSS)

EPSS Exploitation Probability

via FIRST.org ↗

9.5%probability of exploitation in next 30 days

Lower Risk0.00%

Lower risk than most CVEs95th percentile — riskier than 95% of all scored CVEsHighest risk

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

Real-World Exposure

2 pkgs affected

☕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

Cross-site scripting (XSS) vulnerability in SendMailServlet in the examples web application (examples/jsp/mail/sendmail.jsp) in Apache Tomcat 4.0.0 through 4.0.6 and 4.1.0 through 4.1.36 allows remote attackers to inject arbitrary web script or HTML via the From field and possibly other fields, related to generation of error messages.

Affected Packages

2 total

Ecosystem	Package	Vulnerable range	Fix
☕Maven	`org.apache.tomcat:tomcat`	≥ 4.0.0	No fix
☕Maven	`org.apache.tomcat:tomcat`	≥ 4.1.0	No fix

Affected Products

1 product · 17 configurations

Application

tomcatapache

17 versions

4.0.04.0.14.0.24.0.34.0.44.0.54.0.64.1.04.1.14.1.24.1.34.1.10

Detection & mitigation playbook

Open-source dependency

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.
Remediation status
The records we use list no patched version of org.apache.tomcat:tomcat for CVE-2007-3383. Check the maintainer's advisory, and where your build allows, override or pin the dependency away from the vulnerable range.
Mitigate without a patch
Escape or sanitise the affected output on the server side rather than relying on client-side filtering, and add a Content-Security-Policy that blocks inline script execution so injected markup cannot run even if it reaches the page.

Frequently Asked Questions

Cross-site scripting (XSS) vulnerability in SendMailServlet in the examples web application (`examples/jsp/mail/sendmail.jsp`) in Apache Tomcat 4.0.0 through 4.0.6 and 4.1.0 through 4.1.36 allows remote attackers to inject arbitrary web script or HTML via the From field and possibly other fields, related to generation of error messages.

O3 Security · Impact-Aware SCA

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