How severe is CVE-2025-34028?

CVE-2025-34028 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2025-34028 being actively exploited?

Yes. CVE-2025-34028 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2025-05-02, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2025-34028?

CVE-2025-34028 affects Commvault. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-34028?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

Does CVE-2025-34028 have an EU (EUVD) identifier?

Yes. CVE-2025-34028 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12275. It is also flagged as exploited in the EUVD (since 2025-05-02).

When was CVE-2025-34028 published?

CVE-2025-34028 was published on 2025-04-22 and last updated on 2026-06-17.

CVE-2025-34028

CVE-2025-34028 is a critical-severity vulnerability in Commvault with a CVSS 3.x base score of 10.0. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2025-05-02). The underlying weakness is classified as CWE-22.

Key facts

Severity: Critical (CVSS 3.x base score 10.0)
CVSS v4: 9.3
EPSS exploit prediction: 98% (100th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2025-05-02)
EU (EUVD) id: EUVD-2025-12275
EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2025-05-02)
Weakness: CWE-22
Affected product: Commvault
Published: 2025-04-22
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2025-34028?: 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.
How severe is CVE-2025-34028?: CVE-2025-34028 has a CVSS 3.x base score of 10.0, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2025-34028 being actively exploited?: Yes. CVE-2025-34028 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2025-05-02, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2025-34028?: CVE-2025-34028 affects Commvault. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-34028?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
Does CVE-2025-34028 have an EU (EUVD) identifier?: Yes. CVE-2025-34028 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12275. It is also flagged as exploited in the EUVD (since 2025-05-02).
When was CVE-2025-34028 published?: CVE-2025-34028 was published on 2025-04-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:commvault:commvault:*:*:*:*:*:*:*:*

More vulnerabilities in Commvault

CVE-2017-18044 — Critical (CVSS 9.8): A Command Injection issue was discovered in ContentStore/Base/CVDataPipe.dll in Commvault before v11 SP6. A certain…
CVE-2025-57790 — High (CVSS 8.8): A security vulnerability has been identified that allows remote attackers to perform unauthorized file system access…
CVE-2025-3928 — High (CVSS 8.8): Commvault Web Server has an unspecified vulnerability that can be exploited by a remote, authenticated attacker.…
CVE-2025-57791 — Medium (CVSS 6.5): A security vulnerability has been identified that allows remote attackers to inject or manipulate command-line…
CVE-2025-57788 — Medium (CVSS 6.5): A vulnerability in a known login mechanism allows unauthenticated attackers to execute API calls without requiring user…
CVE-2025-12776 — Medium (CVSS 5.4): The Report Builder component of the application stores user input directly in a web page and displays it to other…

All CVEs affecting Commvault →

Other CWE-22 (Path Traversal) vulnerabilities

CVE-2026-76606 — Critical (CVSS 10.0): Joomla Extension - fabrikar.com - Path Traversal via image element in Fabrik < 4.7.3 - ???.
CVE-2026-18051 — Critical (CVSS 10.0): The W3 Total Cache WordPress plugin before 2.10.5 does not properly validate the request path it uses to build cache…
CVE-2026-74764 — Critical (CVSS 10.0): Pandora contains a path traversal vulnerability in its TAR archive extraction functionality. When processing a…
CVE-2026-16940 — Critical (CVSS 10.0): The Custom Fields WordPress plugin before 1.5.1 does not validate a user-supplied file path before deletion, allowing…
CVE-2026-67429 — Critical (CVSS 10.0): Flyto2 Core is an execution kernel for automation and AI-agent workflows. Prior to 2.26.6, image.download and related…
CVE-2026-59555 — Critical (CVSS 10.0): Unauthenticated Arbitrary File Deletion in Participants Database <= 2.7.8.3 versions.

Browse all CWE-22 (Path Traversal) vulnerabilities →