What this actually is.
Technical background, root cause, and affected surface.
An issue was discovered in WSO2 API Manager 2.6.0, WSO2 Enterprise Integrator 6.5.0, WSO2 IS as Key Manager 5.7.0, and WSO2 Identity Server 5.8.0. A potential stored Cross-Site Scripting (XSS) vulnerability in roleToAuthorize has been identified in the registry UI.
- Vendor
- WSO2
- Affected Product
- WSO2
- CVE
- CVE-2019-20442
- Securin ID
- 2019-CSW-01-1023
- Status
- Fixed
- Date
- July 2, 2019
- Severity
- Medium
- CVSS Score
- 4.8
- Vector
- CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
- CWE
- CWE-79
From one request
to root shell.
Reproduced in a sandboxed environment. Requires only LAN or WiFi adjacency.
The following vulnerability was tested on WSO2 Identity Server version 5.7.0 Product.
What an attacker does to you.
Post-exploitation outcomes mapped to CVSS impact metrics.
Through an XSS attack, the attacker can make the browser redirect to a malicious website. Unauthorized actions such as changing the UI of the web page, retrieving information from the browser are possible. But since all session-related sensitive cookies are set with httponly flat and protected, session hijacking or mounting a similar attack would not be possible.
Fix it. In this order.
A runbook, not a checklist. Sequence matters — assume compromise before you act.
Download the following patch based on your product version.
disclose@securin.ioVendors moved in days.
Attackers in hours.
Reconstructed from vendor advisories, CISA bulletins, and Securin research records.
Discovered in WS02 Identity Server 5.7.0 Version.
Report sent to WS02.
WS02 acknowledged the report
Fixing was initiated in all affected versions.
The vendor informed their customers about the vulnerability.
Public announcement by the vendor about the vulnerability.
Timeline recorded · Disclosure coordinated by Securin
Cite, verify, go deeper.
Primary sources — NVD, CISA KEV, and machine-readable IoC feed.