CVE-2026-108157
Gravedad CVSS v4.0:
CRÍTICA
Tipo:
CWE-287
Autenticación incorrecta
Fecha de publicación:
09/10/2026
Última modificación:
09/10/2026
Descripción
*** Pendiente de traducción *** Pingvin Share X from 0.19.0 before 1.22.0 contains an improper authentication vulnerability that allows remote unauthenticated attackers to take over accounts by abusing automatic OAuth email linking in OAuthService.signUp(). Attackers can register a victim's unverified email on an enabled OAuth/OIDC provider, exploiting the missing email_verified check in GenericOidcProvider, to sign in as the victim including administrators while bypassing TOTP.
Impacto
Puntuación base 4.0
9.20
Gravedad 4.0
CRÍTICA
Puntuación base 3.x
8.10
Gravedad 3.x
ALTA
Referencias a soluciones, herramientas e información
- https://github.com/smp46/pingvin-share-x
- https://github.com/smp46/pingvin-share-x/blob/de7ffecf9bfc4976993149a5c4c98efe35161424/backend/src/oauth/oauth.service.ts#L158-L175
- https://github.com/smp46/pingvin-share-x/commit/07aa8c0a96030c439e9018ce94a2778bd37304e6
- https://github.com/smp46/pingvin-share-x/releases/tag/v1.22.0
- https://github.com/smp46/pingvin-share-x/security/advisories/GHSA-wrcg-4874-45p7
- https://www.vulncheck.com/advisories/pingvin-share-x-0.19.0-before-1.22.0-account-takeover-via-oauth-email-linking


