CVE-2016-8738

In Apache Struts 2.5 through 2.5.5, if an application allows entering a URL in a form field and the built-in URLValidator is used, it is possible to prepare a special URL which will be used to overload server process when performing validation of the URL.

• CWE-20

• http://www.securityfocus.com/bid/94657Third Party Advisory, VDB Entry
• https://security.netapp.com/advisory/ntap-20180629-0003/
• https://struts.apache.org/docs/s2-044.htmlMitigation, Patch, Vendor Advisory
• http://www.securityfocus.com/bid/94657Third Party Advisory, VDB Entry
• https://security.netapp.com/advisory/ntap-20180629-0003/
• https://struts.apache.org/docs/s2-044.htmlMitigation, Patch, Vendor Advisory

Published

Sep 20, 2017

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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