Commvault · Web Server
CVE-2025-3928
Commvault Web Server unspecified vulnerability
What it is
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.
CISA: Commvault Web Server contains an unspecified vulnerability that allows a remote, authenticated attacker to create and execute webshells.
What to do
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Deadline for US federal agencies: May 19, 2025
- Added to the CISA list
- April 28, 2025
- Published
- April 25, 2025
- Severity
- High 8.7 CVSS 4.0
- Chance of attacks in the next 30 days (EPSS)
- 2.5% in the top 15.2% of all known vulnerabilities
- More details
- NVD · CVE.org · CISA
All references (6)
- https://documentation.commvault.com/securityadvisories/CV_2025_03_1.html
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-3928
- https://www.commvault.com/blogs/security-advisory-march-7-2025
- https://www.commvault.com/blogs/notice-security-advisory-update
- https://www.cisa.gov/news-events/alerts/2025/05/22/advisory-update-cyber-threat-activity-targeting-commvaults…
- https://www.commvault.com/blogs/customer-security-update
More exploited flaws from Commvault
| Added | Vulnerability | Product | Severity | Attack chance |
|---|---|---|---|---|
| May 2, 2025 | Path Traversal | Command Center | Critical 9.3 | 98% |
Sources: Known Exploited Vulnerabilities (CISA, public domain), CVE records (cve.org) and EPSS (FIRST). The chance of attacks is the EPSS estimate that someone will try to exploit the flaw in the next 30 days.