CVE-2019-20436: XSS
An issue was discovered in WSO2 API Manager 2.6.0, WSO2 IS as Key Manager 5.7.0, and WSO2 Identity Server 5.8.0. If there is a claim dialect configured with an XSS payload in the dialect URI, and a user picks up this dialect's URI and adds it as the service provider claim dialect while configuring the service provider, that payload gets executed. The attacker also needs to have privileges to log in to the management console, and to add and configure claim dialects.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2019-20436?
CVE-2019-20436 is an issue discovered in WSO2 API Manager 2.6.0, WSO2 IS as Key Manager 5.7.0, and WSO2 Identity Server 5.8.0.
What is the severity of CVE-2019-20436?
The severity of CVE-2019-20436 is medium with a severity value of 6.1.
How does CVE-2019-20436 affect WSO2 API Manager?
CVE-2019-20436 affects WSO2 API Manager 2.6.0.
How does CVE-2019-20436 affect WSO2 Identity Server?
CVE-2019-20436 affects WSO2 Identity Server 5.7.0 and 5.8.0.
How can I fix CVE-2019-20436?
To fix CVE-2019-20436, update to a version of WSO2 API Manager, WSO2 IS as Key Manager, or WSO2 Identity Server that is not affected by the vulnerability.