CVE-2026-13738

CommServe contained an authorization bypass vulnerability affecting a limited set of command execution operations. Software customers upgrade to resolved maintenance release. Update all Commvault installations, including Commserve, Webserver, Command Center, Media Agents, Clients and HyperScale X.

CVSS 4.0

9.2CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS 3.1

9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.7% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-25)

CWE

CWE-863

Published

2026-08-11

Modified

2026-10-23

Record from

the NVD, synced 2026-10-24

Affected

• commvault:commvault

References

• https://documentation.commvault.com/securityadvisories/CV_2026_07_9.html

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