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Vulnerability Intelligence

CVE-2026-21667 | Mondoo Vulnerability Intelligence

Vulnerability IntelligenceCVE-2026-21667

CVE-2026-21667

CRITICAL10.0

A vulnerability allowing an authenticated domain user to perform remote code execution (RCE) on the Backup Server

Published Mar 12, 2026

Modified Yesterday

Details

A vulnerability allowing an authenticated domain user to perform remote code execution (RCE) on the Backup Server.

References

https://www.cve.org/CVERecord?id=CVE-2026-21667

https://www.veeam.com/kb4830

CVSS Analysis

CVSS v3.1

10.0

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

LowPR:L

User Interaction

NoneUI:N

Scope

Scope

ChangedS:C

Impact

Confidentiality

HighC:H

Integrity

HighI:H

Availability

HighA:H

10/CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Ecosystems

Timeline

PublishedMar 12, 2026

ModifiedMar 12, 2026