CVE-2026-50054

An authorization flaw in Zimbra Collaboration Suite’s GrantRightsRequest allows an attacker with access to an authenticated account to grant another local account the loginAs right, creating persistent mailbox access and mail-sending authority that survives password changes and session expiry...

CVE-2026-50054 Zimbra Collaboration Suite GrantRightsRequest SOAP Handler Allows Self-Granting of Undocumented loginAs Mailbox Delegation Right

An authorization flaw in Zimbra Collaboration Suite’s GrantRightsRequest allows an attacker with access to an authenticated account to grant another local account the loginAs right, creating persistent mailbox access and mail-sending authority that survives password changes and session expiry...

CVE-2026-50054

An authorization flaw in the Zimbra Collaboration Suite 's GrantRightsRequest SOAP handler allows an attacker with access to an authenticated account to grant another local account the loginAs right. This creates persistent mailbox access and mail-sending authority that remains active even after ...

EUVD-2026-95097

An authorization flaw in Zimbra Collaboration Suite’s GrantRightsRequest allows an attacker with access to an authenticated account to grant another local account the loginAs right, creating persistent mailbox access and mail-sending authority that survives password changes and session expiry...

CVE-2026-50054: Improper Privilege Management

An authorization flaw in Zimbra Collaboration Suite’s GrantRightsRequest allows an attacker with access to an authenticated account to grant another local account the loginAs right, creating persistent mailbox access and mail-sending authority that survives password changes and session expiry...

PT-2026-108048

Name of the Vulnerable Software and Affected Versions Zimbra Collaboration Suite affected versions not specified Description An authorization flaw exists in the GrantRightsRequest function. An attacker with access to an authenticated account can grant another local account the loginAs right. This...