This vulnerability in Veeam Backup & Replication allows a Backup Viewer to modify the Enterprise Manager master key and stored antivirus update credentials.

Attack Vector Network

Attack Complexity Low

Privileges Required Low

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00299.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Veeam Backup and Replication unaffected
Version Status Constraints
12 affected < 12.3.2.4934

No data.

No data.

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Vendors Products
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Backup And Replication Subscribe

Project Subscriptions

Vendors Products
Veeam Subscribe
Backup And Replication Subscribe
Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://www.veeam.com/KB4934 cve-icon cve-icon
History

Wed, 07 Oct 2026 12:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 07 Oct 2026 11:30:00 +0000

Type Values Removed Values Added
Title Privilege Escalation via Unauthorized Master Key Modification in Veeam Backup & Replication

Wed, 07 Oct 2026 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Veeam
Veeam backup And Replication
Vendors & Products Veeam
Veeam backup And Replication

Wed, 07 Oct 2026 09:00:00 +0000

Type Values Removed Values Added
Description This vulnerability in Veeam Backup & Replication allows a Backup Viewer to modify the Enterprise Manager master key and stored antivirus update credentials.
Weaknesses CWE-862
References
Metrics cvssV4_0

{'score': 6.1, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: hackerone

Published:

Updated: 2026-10-07T11:31:29.834Z

Reserved: 2026-09-17T15:00:00.689Z

Link: CVE-2026-93026

cve-icon Vulnrichment

Updated: 2026-10-07T11:31:26.943Z

cve-icon NVD

Status : Received

Published: 2026-10-07T09:17:06.107

Modified: 2026-10-07T12:17:10.950

Link: CVE-2026-93026

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-07T11:15:15Z

Weaknesses