OpenAM SAML2 Cluster Cookie-Hash-Redirect Path has Pre-authentication Reflected XSS via `FSUtils.postToTarget`
Certain federation endpoints do not consistently apply output encoding when rendering user-supplied parameters into HTML responses. Under a non-default configuration used in some clustered deployments, this inconsistency can result in reflected XSS in the OpenAM origin without authentication.
Why this VPI (explainable, experimental)
VPI breakdown
| Impact(severity-tier estimate) | 20.00 |
| Exploitation signal(No additional exploitation signal) | ×1.00 |
| VPI | 20.00 |
VPI formula vpi-v1