CVE-2026-44203

Open Access Management OpenAM is an access management solution. Prior to 16.1.1, the OAuth 2.0 and OpenID Connect authorization endpoint does not sufficiently encode user-supplied parameters before FormPostResponse.ftl and checkSession.ftl render them into HTML for the formpost response mode. An...

EUVD-2026-78356

Open Access Management OpenAM is an access management solution. Prior to 16.1.1, the OAuth 2.0 and OpenID Connect authorization endpoint does not sufficiently encode user-supplied parameters before FormPostResponse.ftl and checkSession.ftl render them into HTML for the formpost response mode. An...

CVE-2026-44203 OpenAM: Pre-auth Reflected XSS in OAuth2 / OIDC response_mode=form_post via state parameter (FormPostResponse.ftl)

Open Access Management OpenAM is an access management solution. Prior to 16.1.1, the OAuth 2.0 and OpenID Connect authorization endpoint does not sufficiently encode user-supplied parameters before FormPostResponse.ftl and checkSession.ftl render them into HTML for the formpost response mode. An...

CVE-2026-44203

OpenAM (Open Access Management), prior to version 16.1.1 , contains a pre-auth reflected XSS in the OAuth 2.0 / OpenID Connect authorization endpoint. The root cause is insufficient encoding of user-supplied parameters (notably the state parameter) before FormPostResponse.ftl and checkSession.ftl...