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Vulnerability Intelligence

CVE-2025-34028

CriticalExploitedPublic exploit

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.

Published Apr 22, 2025 · Updated Nov 29, 2025

Key Facts

Patch immediately
  • CVE-2025-34028 is a critical-severity vulnerability (CVSS 9.3 v4) affecting Commvault, Command Center Innovation Release.
  • It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since Apr 30, 2025. Public exploit code is available.
  • EPSS estimates a 98% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Commvault 11.38.20.
  • Brandefense priority: patch immediately, because it is listed as exploited in the wild.

CVSS v4

9.3

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

EPSS (30-day exploit likelihood)

98%

Higher than 99.9% of all scored CVEs

Exploited in the wild

Yes

4 catalog listings

Public exploit code

Available

Proof-of-concept or weaponized module

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Description

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.

Known-Exploited Catalog Listings

CatalogAddedRemediation dueRansomware use
CISA KEVMay 2, 2025May 23, 2025Not reported
Industry KEV feedApr 30, 2025May 23, 2025Not reported
CIRCL KEVApr 30, 2025May 23, 2025Not reported
ENISA EUVDMay 2, 2025n/aNot reported

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.

Affected Products

2 affected entries in total
ProductAffected versionsFixed in
CommvaultCommvaultSee advisory11.38.20
Command Center Innovation Release>= 11.38.0n/a

Patched Releases

Commvault

11.38.20

Timeline

  1. Publicly disclosed

    Apr 22, 2025

  2. Added to Industry KEV feed

    Apr 30, 2025

  3. Added to CIRCL KEV

    Apr 30, 2025

  4. Added to CISA KEV

    May 2, 2025

  5. Added to ENISA EUVD

    May 2, 2025

  6. Last updated

    Nov 29, 2025

Weakness Type

  • CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
  • CWE-306 Missing Authentication for Critical Function

References

10 more references in the full CVE brief

FAQ

Common Questions.

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