Which versions of Commvault are affected by CVE-2025-57791?

Organizations using A security vulnerability should be aware of notable risk from CVE-2025-57791 rated CVSS 6.9. Exploitation could compromise the security of affected deployments.

Is there a public PoC exploit available for CVE-2025-57791?

Yes, a public proof-of-concept exploit is available for CVE-2025-57791. Prioritise patching immediately. EPSS: 40.3%.

How to fix or mitigate CVE-2025-57791?

Within 7 days: Identify affected systems and apply vendor patches promptly. Monitor vendor channels for patch availability.

Commvault CVE-2025-57791

Q: What is the CVSS score of CVE-2025-57791?

CVE-2025-57791 has a CVSS 4.0 base score of 6.9 (Medium). CVSS vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/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 exploitation probability: 40.3%.

MEDIUM

Improper Neutralization of Argument Delimiters in a Command ('Argument Injection') (CWE-88)

2025-08-20 050066fd-a2f9-4f32-ab5d-4c53f48bc333

Code Injection Commvault

6.9

CVSS 4.0 · NVD

Severity by source

NVD PRIMARY

6.9 MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:07 vuln.today

CVE Published

Aug 20, 2025 - 04:16 nvd

MEDIUM 6.9

DescriptionCVE.org

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.

AnalysisAI

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. Rated medium severity (CVSS 6.9), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Epss exploitation probability 40.3% and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-88. 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 products include: Commvault.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.