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CVE-2025-64393

This vulnerability in Veeam Backup & Replication allows a Backup Viewer to execute arbitrary code...

9.4 Critical

CVE-2025-64393 is a critical vulnerability (CVSS 9.4) in Veeam Backup And Replication, published October 7, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.20%, the 92nd percentile. No source names a fixed version.

What does this mean?
Severity
9.4 CriticalCVSS 4.0, CVE List
Exploit chance
5.20%EPSS, 92nd percentile
Exploitation
None knownNot on CISA’s or ENISA’s lists
Fixed in
No fix listedNo source names one

Description

This vulnerability in Veeam Backup & Replication allows a Backup Viewer to execute arbitrary code as SYSTEM on the backup server.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

5.20%Up 4.8 points since Oct 7, 2026
90%50%10%1%

Discussion

Quiet in the last day.
14 days ago: 0 people13 days ago: 0 people12 days ago: 0 people11 days ago: 0 people10 days ago: 0 people9 days ago: 0 people8 days ago: 0 people7 days ago: 1 person6 days ago: 0 people5 days ago: 0 people4 days ago: 0 people3 days ago: 0 people2 days ago: 0 people1 day ago: 0 peopleLast 24 hours: 0 people

Affected products

What each source reports

CVE List Score used9.4

This vulnerability in Veeam Backup & Replication allows a Backup Viewer to execute arbitrary code as SYSTEM on the backup server.

Record
CVE-2025-64393
CVSS 4.0
9.4 CriticalCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Weakness
CWE-502
Updated
2026-11-02
EUVDEUVD-2025-2110399.4

This vulnerability in Veeam Backup & Replication allows a Backup Viewer to execute arbitrary code as SYSTEM on the backup server.

Record
EUVD-2025-211039
CVSS 4.0
9.4 CriticalCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-6m95-66x2-x5hx9.4

This vulnerability in Veeam Backup & Replication allows a Backup Viewer to execute arbitrary code...

This vulnerability in Veeam Backup & Replication allows a Backup Viewer to execute arbitrary code as SYSTEM on the backup server.

Record
GHSA-6m95-66x2-x5hx
CVSS 4.0
9.4 CriticalCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness
CWE-502
Updated
2026-11-02
NVD9.4

This vulnerability in Veeam Backup & Replication allows a Backup Viewer to execute arbitrary code as SYSTEM on the backup server.

Record
CVE-2025-64393
CVSS 4.0
9.4 CriticalCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Weakness
CWE-502
Updated
2026-11-02

History

History
RecordedChangedSources
first indexedCVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

References

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