CVE-2026-81888 @hono/oauth-providers: OAuth state check fails open on omitted state, enabling login CSRF and forced account linking

@hono/oauth-providers is Authentication middleware for Hono. Prior to version 0.8.6, the built-in social login providers accept an OAuth callback even when the state value is absent on both sides, so the anti-CSRF check passes for a callback that never came from a genuine login attempt. This...

CVE-2026-81888 @hono/oauth-providers: OAuth state check fails open on omitted state, enabling login CSRF and forced account linking

@hono/oauth-providers is Authentication middleware for Hono. Prior to version 0.8.6, the built-in social login providers accept an OAuth callback even when the state value is absent on both sides, so the anti-CSRF check passes for a callback that never came from a genuine login attempt. This...

CVE-2026-81888

@hono/oauth-providers , authentication middleware for the Hono web framework, has a flaw in its OAuth state validation. Prior to version 0.8.6 , the built-in social login providers accept an OAuth callback even when the state value is absent on both the expected and received sides, causing the an...

CVE-2026-81888 @hono/oauth-providers: OAuth state check fails open on omitted state, enabling login CSRF and forced account linking

@hono/oauth-providers is Authentication middleware for Hono. Prior to version 0.8.6, the built-in social login providers accept an OAuth callback even when the state value is absent on both sides, so the anti-CSRF check passes for a callback that never came from a genuine login attempt. This...

WordPress Estatik plugin < 4.3.3 - Login CSRF vulnerability

Login CSRF vulnerability discovered by Yaswanth Reddy Sunkara in WordPress Plugin Estatik versions 4.3.3...

Cross-site Request Forgery (CSRF)

Overview @fastify/oauth2 is a Perform login using oauth2 protocol Affected versions of this package are vulnerable to Cross-site Request Forgery CSRF due to the OAuth state-check cookies in the index.js authorization flow. An attacker can log a victim into the attacker’s account by planting...

CVE-2026-18165

@fastify/oauth2 is an OAuth 2.0 plugin for Fastify. In versions from 7.2.0 up to but not including 8.3.0, the plugin validates the OAuth state, and with PKCE the code verifier, by comparing the callback query parameter against an unprefixed, predictable cookie, with no server-side binding to the...

CVE-2026-18165

Summary: CVE-2026-18165 affects @fastify/oauth2 in versions 7.2.0 up to, but not including, 8.3.0. The vulnerability arises from validating the OAuth state and PKCE code verifier by comparing the callback query parameter to an unprefixed, predictable cookie, with no server-side binding to the ini...

CVE-2026-18165 @fastify/oauth2 vulnerable to Login CSRF via plantable OAuth state cookies

@fastify/oauth2 is an OAuth 2.0 plugin for Fastify. In versions from 7.2.0 up to but not including 8.3.0, the plugin validates the OAuth state, and with PKCE the code verifier, by comparing the callback query parameter against an unprefixed, predictable cookie, with no server-side binding to the...

CVE-2026-18165

@fastify/oauth2 is an OAuth 2.0 plugin for Fastify. In versions from 7.2.0 up to but not including 8.3.0, the plugin validates the OAuth state, and with PKCE the code verifier, by comparing the callback query parameter against an unprefixed, predictable cookie, with no server-side binding to the...

CVE-2026-18165 @fastify/oauth2 vulnerable to Login CSRF via plantable OAuth state cookies

@fastify/oauth2 is an OAuth 2.0 plugin for Fastify. In versions from 7.2.0 up to but not including 8.3.0, the plugin validates the OAuth state, and with PKCE the code verifier, by comparing the callback query parameter against an unprefixed, predictable cookie, with no server-side binding to the...

EUVD-2026-59767

@fastify/oauth2 is an OAuth 2.0 plugin for Fastify. In versions from 7.2.0 up to but not including 8.3.0, the plugin validates the OAuth state, and with PKCE the code verifier, by comparing the callback query parameter against an unprefixed, predictable cookie, with no server-side binding to the...

CVE-2026-18165 @fastify/oauth2 vulnerable to Login CSRF via plantable OAuth state cookies

@fastify/oauth2 is an OAuth 2.0 plugin for Fastify. In versions from 7.2.0 up to but not including 8.3.0, the plugin validates the OAuth state, and with PKCE the code verifier, by comparing the callback query parameter against an unprefixed, predictable cookie, with no server-side binding to the...

PT-2026-73032

Name of the Vulnerable Software and Affected Versions @fastify/oauth2 versions 7.2.0 through 8.2.x Description This plugin validates the OAuth state and the PKCE code verifier by comparing the callback query parameter against an unprefixed, predictable cookie that lacks server-side binding to the...

CVE-2026-18165: Cross-Site Request Forgery (CSRF)

@fastify/oauth2 is an OAuth 2.0 plugin for Fastify. In versions from 7.2.0 up to but not including 8.3.0, the plugin validates the OAuth state, and with PKCE the code verifier, by comparing the callback query parameter against an unprefixed, predictable cookie, with no server-side binding to the...

CVE-2026-16262

The Estatik Real Estate Plugin for WordPress, in versions before 4.3.3 , is vulnerable to a Login CSRF attack. The root cause is that the plugin fails to bind its OAuth social login flow to the initiating user session. This allows an unauthenticated attacker to trick a victim into logging into an...

CVE-2026-16262

The Estatik Real Estate Plugin WordPress plugin before 4.3.3 does not bind its OAuth social login flow to the initiating user session, allowing an unauthenticated attacker to log a victim into an attacker-controlled account login CSRF, so that the victim's subsequent activity is stored under and...

CVE-2026-16262 Estatik < 4.3.3 - Login CSRF

The Estatik Real Estate Plugin WordPress plugin before 4.3.3 does not bind its OAuth social login flow to the initiating user session, allowing an unauthenticated attacker to log a victim into an attacker-controlled account login CSRF, so that the victim's subsequent activity is stored under and...

PT-2026-68871

Name of the Vulnerable Software and Affected Versions Estatik Real Estate Plugin WordPress plugin versions prior to 4.3.3 Description The plugin fails to bind its OAuth social login flow to the initiating user session. This allows an unauthenticated attacker to perform a login CSRF Cross-Site...

CVE-2026-16262: Cross-Site Request Forgery (CSRF)

The Estatik Real Estate Plugin WordPress plugin before 4.3.3 does not bind its OAuth social login flow to the initiating user session, allowing an unauthenticated attacker to log a victim into an attacker-controlled account login CSRF, so that the victim's subsequent activity is stored under and...