by Kastro
Paper/Archive/CVE-2026-44963

CVE-2026-44963

Veeam Backup and Replication — A vulnerability allowing remote code execution (RCE) on the Backup Server by an authenticated domain user.

EPSS 2%CVSS 9.4
critical.is priorityof 100
45
CVSS 9.4 (CNA)9.4 / 10 × 3028.2Not in CISA KEV+300.0EPSS percentile 83.7.837 × 2016.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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

Affected

ProductAffectedFixed inSource
Backup and Replication< 12.3.212.3.2CNA

Scores by source

hackerone (CNA)9.4CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refveeam.com/kb4869