CVE-2026-83589

A flaw was found in oauth-proxy. The application fails to properly validate the destination redirect parameter rd during post-login redirection. A remote attacker can exploit this vulnerability by enticing a user to follow a specially crafted link, resulting in the user being redirected to an...

CVE-2026-83589 Oauth-proxy: open redirect via /\ and /\t bypass in post-login redirect

A flaw was found in oauth-proxy. The application fails to properly validate the destination redirect parameter rd during post-login redirection. A remote attacker can exploit this vulnerability by enticing a user to follow a specially crafted link, resulting in the user being redirected to an...

CVE-2026-83589

A flaw in oauth-proxy allows for an open redirect due to insufficient validation of the destination redirect parameter (rd) during post-login redirection. Specifically, the application may be susceptible to bypasses using // and / sequences. A remote attacker can exploit this by tricking a user i...

EUVD-2026-90589

A flaw was found in oauth-proxy. The application fails to properly validate the destination redirect parameter rd during post-login redirection. A remote attacker can exploit this vulnerability by enticing a user to follow a specially crafted link, resulting in the user being redirected to an...

CVE-2026-83589 Oauth-proxy: open redirect via /\ and /\t bypass in post-login redirect

A flaw was found in oauth-proxy. The application fails to properly validate the destination redirect parameter rd during post-login redirection. A remote attacker can exploit this vulnerability by enticing a user to follow a specially crafted link, resulting in the user being redirected to an...

EUVD-2026-53393

A flaw was found in openshift/oauth-proxy. On paths configured to bypass authentication skip-auth-regex, the proxy forwards client-supplied identity headers X-Forwarded-User, X-Forwarded-Email, X-Forwarded-Access-Token to the upstream application without stripping them. An unauthenticated attacke...

CVE-2026-49331

CVE-2026-49331 concerns openshift/oauth-proxy, where on paths configured to bypass authentication (skip-auth-regex) the proxy forwards client-supplied identity headers (X-Forwarded-User, X-Forwarded-Email, X-Forwarded-Access-Token) to the upstream application without stripping them. An unauthenti...

CVE-2026-49331

A flaw was found in openshift/oauth-proxy. On paths configured to bypass authentication skip-auth-regex, the proxy forwards client-supplied identity headers X-Forwarded-User, X-Forwarded-Email, X-Forwarded-Access-Token to the upstream application without stripping them. An unauthenticated attacke...

CVE-2026-49331 Openshift/oauth-proxy: openshift/oauth-proxy: unauthenticated identity header injection on whitelisted paths

A flaw was found in openshift/oauth-proxy. On paths configured to bypass authentication skip-auth-regex, the proxy forwards client-supplied identity headers X-Forwarded-User, X-Forwarded-Email, X-Forwarded-Access-Token to the upstream application without stripping them. An unauthenticated attacke...

CVE-2026-49331

A flaw was found in openshift/oauth-proxy. On paths configured to bypass authentication skip-auth-regex, the proxy forwards client-supplied identity headers X-Forwarded-User, X-Forwarded-Email, X-Forwarded-Access-Token to the upstream application without stripping them. An unauthenticated attacke...

CVE-2026-49331: Insufficient Verification of Data Authenticity

A flaw was found in openshift/oauth-proxy. On paths configured to bypass authentication skip-auth-regex, the proxy forwards client-supplied identity headers X-Forwarded-User, X-Forwarded-Email, X-Forwarded-Access-Token to the upstream application without stripping them. An unauthenticated attacke...

CVE-2026-49332

A flaw was found in openshift/oauth-proxy. The proxy sets authenticated identity headers using only dash-variant keys X-Forwarded-User but does not strip underscore-variant keys XForwardedUser from incoming requests. WSGI and PHP frameworks normalize both variants to the same variable, allowing a...

CVE-2026-49332 Openshift/oauth-proxy: openshift/oauth-proxy: underscore header smuggling enables identity impersonation on wsgi/php upstreams

A flaw was found in openshift/oauth-proxy. The proxy sets authenticated identity headers using only dash-variant keys X-Forwarded-User but does not strip underscore-variant keys XForwardedUser from incoming requests. WSGI and PHP frameworks normalize both variants to the same variable, allowing a...

CVE-2026-49332

The CVE-2026-49332 entry concerns openshift/oauth-proxy. Affected component: the proxy handling of authenticated identity headers. Root cause: the proxy uses dash-variant headers (e.g., X-Forwarded-User) but does not strip underscore-variant headers (X_Forwarded_User). Because WSGI and PHP framew...

CVE-2026-49332 Openshift/oauth-proxy: openshift/oauth-proxy: underscore header smuggling enables identity impersonation on wsgi/php upstreams

A flaw was found in openshift/oauth-proxy. The proxy sets authenticated identity headers using only dash-variant keys X-Forwarded-User but does not strip underscore-variant keys XForwardedUser from incoming requests. WSGI and PHP frameworks normalize both variants to the same variable, allowing a...

EUVD-2026-49767

A flaw was found in openshift/oauth-proxy. The proxy sets authenticated identity headers using only dash-variant keys X-Forwarded-User but does not strip underscore-variant keys XForwardedUser from incoming requests. WSGI and PHP frameworks normalize both variants to the same variable, allowing a...

CVE-2026-49332

A flaw was found in openshift/oauth-proxy. The proxy sets authenticated identity headers using only dash-variant keys X-Forwarded-User but does not strip underscore-variant keys XForwardedUser from incoming requests. WSGI and PHP frameworks normalize both variants to the same variable, allowing a...

PT-2026-65454

Name of the Vulnerable Software and Affected Versions openshift/oauth-proxy affected versions not specified Description A flaw exists where the proxy sets authenticated identity headers using dash-variant keys, such as 'X-Forwarded-User', but fails to strip underscore-variant keys, such as 'X...

CVE-2026-49332: Interpretation Conflict

A flaw was found in openshift/oauth-proxy. The proxy sets authenticated identity headers using only dash-variant keys X-Forwarded-User but does not strip underscore-variant keys XForwardedUser from incoming requests. WSGI and PHP frameworks normalize both variants to the same variable, allowing a...

User Impersonation

Overview Affected versions of this package are vulnerable to User Impersonation via the X-Forwarded-Uri header when the --reverse-proxy setting is enabled and either --skip-auth-regex or --skip-auth-route is configured. An attacker can gain unauthorized access to protected routes by spoofing the...