CVE-2026-21667

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

CVE-2026-21668

A vulnerability allowing an authenticated domain user to bypass restrictions and manipulate arbitrary files on a Backup Repository...

CVE-2026-21666

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

CVE-2026-21671

A vulnerability allowing an authenticated user with the Backup Administrator role to perform remote code execution RCE in high availability HA deployments of Veeam Backup & Replication...

CVE-2026-21668

A vulnerability allowing an authenticated domain user to bypass restrictions and manipulate arbitrary files on a Backup Repository...

CVE-2026-21669

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

CVE-2026-21667

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

CVE-2026-21671

A vulnerability allowing an authenticated user with the Backup Administrator role to perform remote code execution RCE in high availability HA deployments of Veeam Backup & Replication...

CVE-2026-21667

Veeam Backup & Replication CVE-2026-21667 allows an authenticated domain user to perform remote code execution on the Backup Server. Affected product: Veeam Backup & Replication (versions prior to the patched builds). Reported CVSS data shows high to critical impact (C, I, A = HIGH; initial base ...

CVE-2026-21667

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

CVE-2026-21666

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

CVE-2026-21671

A vulnerability allowing an authenticated user with the Backup Administrator role to perform remote code execution RCE in high availability HA deployments of Veeam Backup & Replication...

CVE-2026-21669

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

CVE-2026-21666

CVE-2026-21666 is a vulnerability affecting Veeam Backup & Replication where an authenticated domain user can perform remote code execution on the Backup Server. Public data across multiple feeds confirms the issue stems from access-control weaknesses enabling code execution with high impact on b...

CVE-2026-21668

Technical details about CVE-2026-21668 are not provided in the supplied documents. Monitor for updates from Veeam (KB4830) and related advisories for affected products, impact, and remediation.

CVE-2026-21671

Veeam Backup & Replication in high availability deployments is affected by CVE-2026-21671. An authenticated user with the Backup Administrator role can perform remote code execution. CVSS v3.1 base score is 9.1 (CRITICAL) , with vector CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H; impact is HIGH ...

CVE-2026-21667

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

CVE-2026-21666

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

CVE-2026-21668

A vulnerability allowing an authenticated domain user to bypass restrictions and manipulate arbitrary files on a Backup Repository...

CVE-2026-21669

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