Software Appliance CVEs and Security Vulnerabilities

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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.

CVSS 3.1 · 9.1 Critical EPSS 1.5% KEV · Not listed

Vendors

Veeam

Products

Software Appliance Veeam Backup \& Replication

CVE-2026-21709

A vulnerability allowing a local attacker with administrator privileges to bypass Windows Driver Signature Enforcement.

CVSS 3.1 · 6.7 Medium EPSS < 1% KEV · Not listed

Vendors

Veeam

Products

Backup And Replication Software Appliance

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