Critical severity · published Oct 7, 2026
CVE-2025-64393
This vulnerability in Veeam Backup & Replication allows a Backup Viewer to execute arbitrary code as SYSTEM on the backup server
9.4
CVSS
5.2%
EPSS
No
On KEV
Description
This vulnerability in Veeam Backup & Replication allows a Backup Viewer to execute arbitrary code as SYSTEM on the backup server.
Exploitation
Is it being used?
Exploit prediction (EPSS)5.2% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BR
Backup & Replication · Veeam
12 before 12.3.2.4934 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-64393
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-64393
www.veeam.com
https://www.veeam.com/KB4934
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