CVE-2021-20293: XSS
A cross-site scripting (XSS) flaw was found in RESTEasy, where it did not properly handle URL encoding when calling @javax.ws.rs.PathParam without any @Produces MediaType. An attacker could use this flaw to launch a reflected XSS attack.
Other sources
A reflected Cross-Site Scripting (XSS) flaw was found in RESTEasy in all versions of RESTEasy up to 4.6.0.Final, where it did not properly handle URL encoding when calling @javax.ws.rs.PathParam without any @Produces MediaType. This flaw allows an attacker to launch a reflected XSS attack. The highest threat from this vulnerability is to data confidentiality and integrity.
— MITRE
Affected Software
Event History
Frequently Asked Questions
What is CVE-2021-20293?
CVE-2021-20293 is a reflected Cross-Site Scripting (XSS) vulnerability found in RESTEasy up to version 4.6.0.Final.
What is the severity of CVE-2021-20293?
The severity of CVE-2021-20293 is medium, with a CVSS score of 6.1.
How does CVE-2021-20293 impact Redhat Resteasy?
CVE-2021-20293 affects Redhat Resteasy up to version 4.6.0, allowing an attacker to launch a reflected XSS attack.
How does CVE-2021-20293 impact NetApp OnCommand Insight?
CVE-2021-20293 also affects NetApp OnCommand Insight, but specific versions are not mentioned in the vulnerability report.
Are there any fixes available for CVE-2021-20293?
Yes, fixes for CVE-2021-20293 are available. Please refer to the provided references for more information.