OpenAM has pre-auth Reflected XSS in OAuth2 / OIDC response_mode=form_post via state parameter (FormPostResponse.ftl)
High-risk advisory
CVE-2026-44203
Summary
OpenAM has pre-auth Reflected XSS in OAuth2 / OIDC response_mode=form_post via state parameter (FormPostResponse.ftl)
Why it matters
GitHub has published a reviewed security advisory for org.openidentityplatform.openam:openam-oauth2. Prioritize it with other application dependency updates.
Operator check
Check whether org.openidentityplatform.openam:openam-oauth2 is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.
Sources
PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.