CVE-2025-57788 | Detection.FYI

Commvault QLogin with PublicSharingUser and GUID Password (CVE-2025-57788)

Apr 28, 2026 · attack.privilege-escalation attack.persistence attack.initial-access attack.stealth attack.t1078.001 detection.emerging-threats cve.2025-57788 ·
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Detects a qlogin.exe command attempting to authenticate as the internal _+_PublicSharingUser_ using a GUID as the password. This could be an indicator of an attacker exploiting CVE-2025-57788 to gain initial access using leaked credentials.

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