CVE-2025-3928HIGH 8.8CISA KEVEPSS p76.6%

CVE-2025-3928Commvault Web Server Unspecified Vulnerability

Commvault / Web Server

Description

Commvault Web Server contains an unspecified vulnerability that allows a remote, authenticated attacker to create and execute webshells.

Scoring

CVSS 3.18.8 (HIGH)
VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS1.87% probability of exploitation · percentile 76.6% · 2026-06-19T12:03:05Z
Published2025-04-25
Last modified2025-10-31

CISA KEV entry

Added to KEV: 2025-04-28

References

  1. https://documentation.commvault.com/securityadvisories/CV_2025_03_1.html
  2. https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-3928
  3. https://www.cisa.gov/news-events/alerts/2025/05/22/advisory-update-cyber-threat-activity-targeting-commvaults-saas-cloud-application-metallic
  4. https://www.commvault.com/blogs/customer-security-update
  5. https://www.commvault.com/blogs/notice-security-advisory-update
  6. https://www.commvault.com/blogs/security-advisory-march-7-2025
  7. https://www.bleepingcomputer.com/news/security/commvault-says-recent-breach-didnt-impact-customer-backup-data/
  8. https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-3928

(incoming)1

TypeTargetConfidenceTier
KEVEntryCommvault Web Server Unspecified Vulnerabilitykev-cve-2025-39280%live

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Sourced from NVD + CISA KEV + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.