CVE-2025-3928
HIGH CISA KEVCVSS v3
8.8
HIGH
EPSS Score
—
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
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.
CISA Known Exploited Vulnerability
- Date Added
- 4/28/2025
- Patch Due Date
- 5/19/2025
- Required Action
- Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Technical Details
- CVSS v3 Vector
- 3.1
- Published
- 4/25/2025
- Last Modified
- 10/31/2025
Frequently Asked Questions
What is CVE-2025-3928?
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.
Is CVE-2025-3928 actively exploited?
Yes. CVE-2025-3928 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 5/19/2025.
What is the CVSS score for CVE-2025-3928?
CVE-2025-3928 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string 3.1.
Is CVE-2025-3928 affecting your environment?
Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.