EEF-CVE-2026-55954 Missing ID token claim validation in ueberauth_apple allows account takeover

Summary Authentication Bypass by Spoofing vulnerability in ueberauth ueberauth\apple allows account takeover via unvalidated ID token claims. The Ueberauth.Strategy.Apple.Token.payload/2 function verifies the JWT signature of the callback id\token against Apple's JWKS but does not validate any...

CVE-2026-55954

CVE-2026-55954 affects ueberauth_apple (v0.1.0 up to but not including v0.6.2). The root cause is lack of validation for registered ID token claims (iss, aud, exp, iat) in Ueberauth.Strategy.Apple.Token.payload/2; the code uses the unvalidated sub to derive the user uid and email. An attacker who...

GHSA-QW22-8W9R-864H io.micronaut.security:micronaut-security-oauth2 has invalid IdTokenClaimsValidator logic on aud

Summary IdTokenClaimsValidator skips aud claim validation if token is issued by same identity issuer/provider. Details See https://github.com/micronaut-projects/micronaut-security/blob/master/security-oauth2/src/main/java/io/micronaut/security/oauth2/client/IdTokenClaimsValidator.javaL202 This...

CVE-2020-4461

IBM Security Access Manager Appliance 9.0.7.1 could allow an authenticated user to bypass security by allowing idtoken claims manipulation without verification. IBM X-Force ID: 181481...