High severity7.1NVD Advisory· Published Oct 8, 2026· Updated Oct 8, 2026
CVE-2026-50054
CVE-2026-50054
Description
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.
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Affected products
1Patches
Vulnerability mechanics
References
1News mentions
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