CVE-2026-73208

A flaw was found in Dovecot. This vulnerability allows an attacker to bypass authentication by exploiting how OAuth2 tokens are validated. If an OAuth2 token response does not include a scope claim, Dovecot incorrectly uses the audience claim in its place for authorization checks. This can lead t...

CVE-2026-66908

CVE-2026-66908 — camel-platform-http-main JWT iss/aud not validated Runnable proof-of-concept reproducer for the Apache Camel vulnerability where the camel-main embedded HTTP server builds its JWT authenticator from a keystore alone when neither jwtIssuer nor jwtAudience is configured, so inbound...

Linux Distros Unpatched Vulnerability : CVE-2026-73208

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An attacker that holds a token intended for a different purpose can authenticate, because when an OAuth2 token response does not contain a scope claim, the...

AZL-98295 CVE-2026-73208 affecting package dovecot 2.3.20-1

An attacker that holds a token intended for a different purpose can authenticate, because when an OAuth2 token response does not contain a scope claim, the audience claim is used in its place and checked against the configured required scopes. These are different concepts, and the audience claim...

ALPINE-CVE-2026-73208

An attacker that holds a token intended for a different purpose can authenticate, because when an OAuth2 token response does not contain a scope claim, the audience claim is used in its place and checked against the configured required scopes. These are different concepts, and the audience claim...

CVE-2026-73208

An attacker that holds a token intended for a different purpose can authenticate, because when an OAuth2 token response does not contain a scope claim, the audience claim is used in its place and checked against the configured required scopes. These are different concepts, and the audience claim...

CVE-2026-73208

An attacker that holds a token intended for a different purpose can authenticate, because when an OAuth2 token response does not contain a scope claim, the audience claim is used in its place and checked against the configured required scopes. These are different concepts, and the audience claim...

CVE-2026-73208

Dovecot (Open-Xchange) contains an OAuth2 token validation flaw : when a token response lacks a scope claim , the audience claim is used in its place and checked against configured required scopes. Because these are distinct concepts, a token granted no relevant permissions can be accepted if its...

CVE-2026-73208

An attacker that holds a token intended for a different purpose can authenticate, because when an OAuth2 token response does not contain a scope claim, the audience claim is used in its place and checked against the configured required scopes. These are different concepts, and the audience claim...

EUVD-2026-67680

An attacker that holds a token intended for a different purpose can authenticate, because when an OAuth2 token response does not contain a scope claim, the audience claim is used in its place and checked against the configured required scopes. These are different concepts, and the audience claim...

UBUNTU-CVE-2026-73208

An attacker that holds a token intended for a different purpose can authenticate, because when an OAuth2 token response does not contain a scope claim, the audience claim is used in its place and checked against the configured required scopes. These are different concepts, and the audience claim...

PT-2026-83074

Name of the Vulnerable Software and Affected Versions Dovecot versions prior to 2.4.5-1.1 Description An authentication flaw exists where a token intended for a different purpose can be used to authenticate. This occurs when an OAuth2 token response lacks a scope claim, causing the system to use...

CVE-2026-73208

An attacker that holds a token intended for a different purpose can authenticate, because when an OAuth2 token response does not contain a scope claim, the audience claim is used in its place and checked against the configured required scopes. These are different concepts, and the audience claim...

SUSE CVE-2026-55669

ZITADEL is an open source identity management platform. Prior to 3.4.12 and 4.15.2, ZITADEL's external JWT Identity Provider validates a token's signature and issuer iss but not the audience aud claim, allowing a validly signed token from a trusted issuer for another relying party to be accepted ...

PT-2026-63294

Name of the Vulnerable Software and Affected Versions Gitea versions prior to 1.26.2 Description An issue exists where the OAuth token introspection endpoint allows any authenticated OAuth client to retrieve metadata for tokens issued to other clients, violating RFC 7662 section 4. The server fai...

CVE-2026-45069

CVE-2026-45069 concerns Symfony’s OidcTokenHandler, where verifyClaims() registered aud/iss/exp checkers but did not pass the mandatory claims list to ClaimCheckerManager::check(). Consequently, a validly signed JWT missing these claims could pass verification. The issue is fixed in Symfony relea...

CVE-2026-45069

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 6.4.40, 7.4.12, and 8.0.12, OidcTokenHandler::verifyClaims registered audience aud, issuer iss, and expiry exp checkers but did not pass the mandatory claims list to...

CVE-2026-45069 Symfony: OidcTokenHandler Accepts JWTs Missing aud/iss/exp Claims

Symfony is a PHP framework for web and console applications and a set of reusable PHP components. Prior to 6.4.40, 7.4.12, and 8.0.12, OidcTokenHandler::verifyClaims registered audience aud, issuer iss, and expiry exp checkers but did not pass the mandatory claims list to...

apache-cxf: org.apache.cxf/cxf-rt-rs-security-oauth2: Apache CXF: Token Confusion/Routing attacks due to improper validation of JWT audience claims

A flaw was found in Apache CXF. The JwtAccessTokenValidator class fails to properly validate the 'aud' Audience claims within incoming JSON Web Token JWT access tokens. This vulnerability allows an attacker to reuse a JWT, originally intended for one resource server, against a different resource...

CVE-2026-50627

A flaw was found in Apache CXF. The JwtAccessTokenValidator class fails to properly validate the 'aud' Audience claims within incoming JSON Web Token JWT access tokens. This vulnerability allows an attacker to reuse a JWT, originally intended for one resource server, against a different resource...