CVE-2016-4311 Cross-site request forgery in n/a
Remote attackers can hijack privileged user sessions in WSO2 Identity Server via CSRF in the XACML flow feature.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2016-4311?
CVE-2016-4311 is a high-severity vulnerability in Wso2 Identity Server, published on 16 Feb 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Cross-site request forgery (CSRF) vulnerability in the XACML flow feature in WSO2 Identity Server 5.1.0 allows remote attackers to hijack the authentication of privileged users for requests that process XACML requests via an entitlement/eval-policy-submit.jsp request.
Weakness: CWE-352
Which versions are affected by CVE-2016-4311?
It affects 1 product.
Products include Wso2 Identity Server.
How do I fix CVE-2016-4311?
No fix has been published for CVE-2016-4311 yet. Limit exposure of the affected software until one is available.
Is CVE-2016-4311 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2016-4311 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Wso2 Identity Server
- CVE-2025-10470 Denial-of-Service via Magic Link Authentication in WSO2 Identity Server Allows Service Unavailability
- CVE-2025-12107 Server-Side Template Injection via Velocity Template Engine in Multiple WSO2 Products Allows Remote Code Execution
- CVE-2016-4312 XML external entity in n/a
- CVE-2025-10908 Account Lock Bypass via Magic Link or Pass Key Authentication in WSO2 Identity Server Allows Unauthorized Access
- CVE-2025-0663 Auth bypass in WSO2 Identity Server
Sources
Also known as GHSA-839c-vxrv-chvh.