Known exploited vulnerability
CVE-2025-34028
The short answer
CVE-2025-34028 affects Commvault Command Center Innovation Release and is rated critical (CVSS 9.3). CISA added it to the Known Exploited Vulnerabilities catalog on 2025-05-02: attackers are using it, so patch it first.
What it is
The Commvault Command Center Innovation Release allows an unauthenticated actor to upload ZIP files that represent install packages that, when expanded by the target server, are vulnerable to path traversal vulnerability that can result in Remote Code Execution via malicious JSP. This issue affects Command Center Innovation Release: 11.38.0 to 11.38.20. The vulnerability is fixed in 11.38.20 with SP38-CU20-433 and SP38-CU20-436 and also fixed in 11.38.25 with SP38-CU25-434 and SP38-CU25-438.
Severity
9.3 critical
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:H/VA:H/SC:L/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Exploited (CISA KEV)
Yes, since May 2, 2025
Federal due date May 23, 2025
EPSS, next 30 days
98%
Higher than 100% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Attack requirements
- None
- Privileges required
- None
- User interaction
- None
- Confidentiality impact
- Low
- Integrity impact
- High
- Availability impact
- High
What CISA says 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.
Affected products
Command Center Innovation Release. NVD's record lists the exact affected versions.
References
- documentation.commvault.com/securityadvisories/CV_2025_04_1.html Vendor Advisory
- github.com/watchtowrlabs/watchTowr-vs-Commvault-PreAuth-RCE-CVE-2025-34028 Exploit
- labs.watchtowr.com/fire-in-the-hole-were-breaching-the-vault-commvault-remote-code-execution-cve-2025-34028/ Third Party Advisory
- www.vulncheck.com/advisories/commvault-command-center-innovation-release-unauthenticated-install-package-path-traversal Third Party Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-34028 US Government Resource
Questions
Is CVE-2025-34028 being exploited?
Yes. CISA added CVE-2025-34028 to its Known Exploited Vulnerabilities catalog on 2025-05-02, with a federal remediation due date of 2025-05-23.
How do I fix CVE-2025-34028?
CISA's 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.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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