CVE-2014-0043 Apache Wicket allows attackers to check for third-party libraries

What is CVE-2014-0043?

CVE-2014-0043 is a medium-severity vulnerability in Apache Wicket, published on 2 Oct 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

In Apache Wicket 1.5.10 or 6.13.0, by issuing requests to special urls handled by Wicket, it is possible to check for the existence of particular classes in the classpath and thus check whether a third party library with a known security vulnerability is in use.

Weakness: CWE-200

Which versions are affected by CVE-2014-0043?

4 open source packages ship an affected version, including org.apache.wicket:wicket-core. It affects 1 product.

Products include Apache Wicket.

How do I fix CVE-2014-0043?

Upgrade org.apache.wicket:wicket-core to a fixed version for your release line: 1.5.11 or 6.14.0.

Is CVE-2014-0043 being exploited?

There is no known exploitation of CVE-2014-0043 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

Other vulnerabilities in Apache Wicket

• CVE-2024-36522 Apache Wicket: Remote code execution via XSLT injection Critical 9.8
• CVE-2026-40010 Apache Wicket: possible session fixation using AuthenticatedWebSession Critical 9.1
• CVE-2016-6793 Deserialization in n/a Critical 9.1
• CVE-2016-6806 Apache Wicket vulnerable to CSRF attacks High 8.8
• CVE-2026-71257 Apache Wicket: Configured file upload limits are not enforced when the multipart request has already been parsed High 7.5

Sources

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

Also known as GHSA-244g-8368-6wr9.