CVE-2001-0917 Apache Tomcat Reveals Path through Long URL

What is CVE-2001-0917?

CVE-2001-0917 is a medium-severity vulnerability in Apache Tomcat, published on 25 Jun 2002. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Jakarta Tomcat 4.0.1 allows remote attackers to reveal physical path information by requesting a long URL with a .JSP extension.

Which versions are affected by CVE-2001-0917?

2 open source packages ship an affected version, including org.apache.tomcat:tomcat. It affects 1 product.

Products include Apache Tomcat.

How do I fix CVE-2001-0917?

Upgrade org.apache.tomcat:tomcat to 4.0.2 or later.

Is CVE-2001-0917 being exploited?

There is no known exploitation of CVE-2001-0917 in the wild and no public exploit code.

Other vulnerabilities in Apache Tomcat

• CVE-2025-24813 Apache Tomcat Path Equivalence Exploited Critical 10.0
• CVE-2016-8735 Apache Tomcat Remote Code Execution Exploited Critical 9.8
• CVE-2017-12617 Apache Tomcat Remote Code Execution Exploited High 8.1
• CVE-2017-12615 Apache Tomcat on Windows Remote Code Execution Exploited High 8.1
• CVE-2026-34486 Apache Tomcat Missing Encryption of Sensitive Data Exploited High 7.5

All Apache Tomcat vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as GHSA-2w2w-cv3h-rr38.