Vulnerability in Commvault Commcell

CVE-2025-57789

During the brief window between installation and the first administrator login, remote attackers may exploit the default credential to gain admin control. This is limited to the setup phase, before any jobs have been configured.

EPSS: 0.011 (62.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-57789?
CVE-2025-57789 is a medium-severity vulnerability in Commvault Commcell, classified under Storing Passwords in a Recoverable Format. CVSS score: 5.4/10. Published 2025-08-20.
How severe is CVE-2025-57789?
Medium severity. CVSS v3 base score is 5.4 out of 10.