THREATPORT/VULNERABILITY/CVE-2025-57791
MEDIUM SEVERITY

CVE-2025-57791

Commvault vulnerability

CVSS
6.5
EPSS
21.4%
EPSS pct
97th
Exploited
No known
A security vulnerability has been identified that allows remote attackers to inject or manipulate command-line arguments passed to internal components due to insufficient input validation. Successful exploitation results in a valid user session for a low privilege role.
Affected vendor
Commvault
Affected product
Commvault
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Weakness type (CWE)
Published
2025-08-20

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to low impact to confidentiality, low impact to integrity.

Its EPSS score of 21.4% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2025-57791

  • Confirm whether Commvault Commvault is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2025-57791.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2025-57791

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2025-57791 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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