CVE-2026-102893

Zulip is an open-source team collaboration tool. In Zulip Server versions through 12.1, GenericOpenIdConnectBackend matches the identity provider email claim to an active account's deliveryemail without rejecting an explicitly false emailverified claim. If a configured identity provider returns a...

CVE-2026-102893 Zulip: OpenID Connect authentication ignores the email_verified claim

Zulip is an open-source team collaboration tool. In Zulip Server versions through 12.1, GenericOpenIdConnectBackend matches the identity provider email claim to an active account's deliveryemail without rejecting an explicitly false emailverified claim. If a configured identity provider returns a...

EUVD-2026-101287

Zulip is an open-source team collaboration tool. In Zulip Server versions through 12.1, GenericOpenIdConnectBackend matches the identity provider email claim to an active account's deliveryemail without rejecting an explicitly false emailverified claim. If a configured identity provider returns a...

CVE-2026-102893 Zulip: OpenID Connect authentication ignores the email_verified claim

Zulip is an open-source team collaboration tool. In Zulip Server versions through 12.1, GenericOpenIdConnectBackend matches the identity provider email claim to an active account's deliveryemail without rejecting an explicitly false emailverified claim. If a configured identity provider returns a...

CVE-2026-102893 Zulip: OpenID Connect authentication ignores the email_verified claim

Zulip is an open-source team collaboration tool. In Zulip Server versions through 12.1, GenericOpenIdConnectBackend matches the identity provider email claim to an active account's deliveryemail without rejecting an explicitly false emailverified claim. If a configured identity provider returns a...

CVE-2026-102893

In Zulip Server versions through 12.1 , a vulnerability exists in the GenericOpenIdConnectBackend component. The system fails to reject an explicitly false email_verified claim when matching an identity provider's email claim to an active account's delivery_email . This allows an attacker to log ...

CVE-2026-102893

Zulip is an open-source team collaboration tool. In Zulip Server versions through 12.1, GenericOpenIdConnectBackend matches the identity provider email claim to an active account's deliveryemail without rejecting an explicitly false emailverified claim. If a configured identity provider returns a...

CVE-2026-102893: Improper Authentication

Zulip is an open-source team collaboration tool. In Zulip Server versions through 12.1, GenericOpenIdConnectBackend matches the identity provider email claim to an active account's deliveryemail without rejecting an explicitly false emailverified claim. If a configured identity provider returns a...

PT-2026-113946

Zulip is an open-source team collaboration tool. In Zulip Server versions through 12.1, GenericOpenIdConnectBackend matches the identity provider email claim to an active account's delivery email without rejecting an explicitly false email verified claim. If a configured identity provider returns...