OAuth2 Proxy 安全漏洞

OAuth2 Proxy is a product developed by OAuth2 Proxy organization that can provide a reverse proxy for authentication with Google, Github, or other providers. There were security vulnerabilities in the versions of OAuth2 Proxy from 7.5.0 to 7.15.1. These vulnerabilities stemmed from the possibilit...

OAuth2 Proxy 安全漏洞

OAuth2 Proxy is a product developed by OAuth2 Proxy organization that can provide a reverse proxy for authentication with Google, Github, or other providers. Versions 7.5.0 to 7.15.1 of OAuth2 Proxy have security vulnerabilities. These vulnerabilities stem from configuration-related authenticatio...

CVE-2026-40575

OAuth2 Proxy versions 7.5.0–7.15.1 can trust a client-supplied X-Forwarded-Uri when --reverse-proxy and at least one --skip-auth-regex/--skip-auth-route are configured, enabling header spoofing that makes authentication rules run against a different path. This can let an unauthenticated attacker ...

EUVD-2026-24557

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Versions 7.5.0 through 7.15.1 may trust a client-supplied X-Forwarded-Uri header when --reverse-proxy is enabled and --skip-auth-regex or --skip-auth-route is configured. An attacker can spoof this header so OAut...

CVE-2026-40575

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Versions 7.5.0 through 7.15.1 may trust a client-supplied X-Forwarded-Uri header when --reverse-proxy is enabled and --skip-auth-regex or --skip-auth-route is configured. An attacker can spoof this header so OAut...

CVE-2026-40575 OAuth2 Proxy has an Authentication Bypass via X-Forwarded-Uri Header Spoofing

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Versions 7.5.0 through 7.15.1 may trust a client-supplied X-Forwarded-Uri header when --reverse-proxy is enabled and --skip-auth-regex or --skip-auth-route is configured. An attacker can spoof this header so OAut...

CVE-2026-41059 OAuth2 Proxy has an Authentication Bypass via Fragment Confusion in skip_auth_routes and skip_auth_regex

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Versions 7.5.0 through 7.15.1 have a configuration-dependent authentication bypass. Deployments are affected when all of the following are true: Use of skipauthroutes or the legacy skipauthregex; use of patterns...

EUVD-2026-24559

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Versions 7.5.0 through 7.15.1 have a configuration-dependent authentication bypass. Deployments are affected when all of the following are true: Use of skipauthroutes or the legacy skipauthregex; use of patterns...

CVE-2026-41059

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Versions 7.5.0 through 7.15.1 have a configuration-dependent authentication bypass. Deployments are affected when all of the following are true: Use of skipauthroutes or the legacy skipauthregex; use of patterns...

CVE-2026-41059

The CVE concerns OAuth2 Proxy (versions 7.5.0–7.15.1) where a configuration-driven authentication bypass can occur due to patterns in skip_auth_routes or legacy skip_auth_regex. Attacks are possible when attacker-controlled suffixes widen patterns (for example, ^/foo/.*/bar$) so that a # in the p...

CVE-2026-41059 OAuth2 Proxy has an Authentication Bypass via Fragment Confusion in skip_auth_routes and skip_auth_regex

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Versions 7.5.0 through 7.15.1 have a configuration-dependent authentication bypass. Deployments are affected when all of the following are true: Use of skipauthroutes or the legacy skipauthregex; use of patterns...

Incorrect Authorization

Overview github.com/oauth2-proxy/oauth2-proxy is a reverse proxy that provides authentication with Google, Github or other providers. Affected versions of this package are vulnerable to Incorrect Authorization in the email domain validation. An attacker can gain unauthorized access by submitting ...

CVE-2026-40574

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Prior to 7.15.2, an authorization bypass exists in OAuth2 Proxy as part of the emaildomain enforcement option. An attacker may be able to authenticate with an email claim such as [email protected]@company.com and...

CVE-2026-40574 OAuth2 Proxy has an Authorization Bypass in Email Domain Validation via Malformed Multi-@ Email Claims

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Prior to 7.15.2, an authorization bypass exists in OAuth2 Proxy as part of the emaildomain enforcement option. An attacker may be able to authenticate with an email claim such as [email protected]@company.com and...

CVE-2026-40574

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Prior to 7.15.2, an authorization bypass exists in OAuth2 Proxy as part of the emaildomain enforcement option. An attacker may be able to authenticate with an email claim such as [email protected]@company.com and...

CVE-2026-40574

CVE-2026-40574 affects OAuth2 Proxy. Affected: deployments using email_domain restrictions. Issue: authorization bypass where an attacker can use a malformed multi-@ email claim (e.g., [email protected]@company.com) to satisfy a company.com domain check, even though the claim is not a valid email...

[SECURITY] Fedora 43 Update: python-msal-1.36.0-1.fc43

The Microsoft Authentication Library for Python enables applications to integrate with the Microsoft identity platform. It allows you to sign in users or apps with Microsoft identities Azure AD, Microsoft Accounts and Azure AD B2C accounts and obtain tokens to call Microsoft APIs such as Microsof...

BIT-OAUTH2-PROXY-2026-34457 OAuth2 Proxy: Health Check User-Agent Matching Bypasses Authentication in auth_request Mode

OAuth2 Proxy is a reverse proxy that provides authentication using OAuth2 providers. Versions prior to 7.15.2 contain a configuration-dependent authentication bypass in deployments where OAuth2 Proxy is used with an authrequest-style integration such as nginx authrequest and either...

CVE-2025-15621

Insufficiently Protected Credentials in Sparx Systems Pty Ltd. Sparx Enterprise Architect. Client does not verify the receiver of OAuth2 credentials during OpenID authentication...

Sparx Enterprise Architect 安全漏洞

Sparx Enterprise Architect is a modeling and design tool developed by the Australian company Sparx. There is a security vulnerability in Sparx Enterprise Architect, which stems from the failure to verify the recipient of OAuth2 credentials during OpenID authentication...