CVE-2025-3928

Known Exploited

Commvault Web Server unspecified vulnerability

Description

Commvault Web Server has an unspecified vulnerability that can be exploited by a remote, authenticated attacker. According to the Commvault advisory: "Webservers can be compromised through bad actors creating and executing webshells." Fixed in version 11.36.46, 11.32.89, 11.28.141, and 11.20.217 for Windows and Linux platforms. This vulnerability was added to the CISA Known Exploited Vulnerabilities (KEV) Catalog on 2025-04-28.

8.7

CVSS

Severity: High

CVSS 4.0 •

CVSS 3.1 •

EPSS 15.08% Top 10%

KEV Since

Vendor Advisory commvault.com Vendor Advisory commvault.com Vendor Advisory commvault.com

Affected: Commvault Web Server

References

Link	Tags
https://documentation.commvault.com/securityadvisories/CV_2025_03_1.html	vendor advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-3928	third party advisory us government resource
https://www.commvault.com/blogs/security-advisory-march-7-2025	vendor advisory
https://www.commvault.com/blogs/notice-security-advisory-update	vendor advisory
https://www.bleepingcomputer.com/news/security/commvault-says-recent-breach-didnt-impact-customer-backup-data/	third party advisory

Frequently Asked Questions

What is the severity of CVE-2025-3928?: CVE-2025-3928 has been scored as a high severity vulnerability.
How to fix CVE-2025-3928?: To fix CVE-2025-3928, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-3928 being actively exploited in the wild?: It is confirmed that CVE-2025-3928 is actively exploited. Be extra cautious if you are using vulnerable components. According to its EPSS score, there is a ~15% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-3928?: CVE-2025-3928 affects Commvault Web Server.

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