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CVE-2026-56844

Quick assessment

Affected
Veeam Backup and Replication
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Veeam Backup and Replication是美国Veeam公司的备份与恢复软件。 Veeam Backup and Replication 13.0.2之前版本存在路径遍历漏洞，该漏洞源于Veeam Updater组件问题，可能导致本地用户提升权限并获取底层操作系统的root级访问权限。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.13% · P3

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 1

VendorProduct Version RangeStatus
Veeam Backup and Replication 13.0.2< 13.0.2 unaffected
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I. Basic Information for CVE-2026-56844

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability in the Veeam Updater component of the Veeam Software Appliance that could allow a local user to elevate their privileges and gain root-level access to the underlying operating system.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5
Vulnerability Title
Veeam Backup and Replication 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Veeam Backup and Replication是美国Veeam公司的备份与恢复软件。 Veeam Backup and Replication 13.0.2之前版本存在路径遍历漏洞，该漏洞源于Veeam Updater组件问题，可能导致本地用户提升权限并获取底层操作系统的root级访问权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Veeam Backup and Replication 13.0.2 ~ 13.0.2 -

II. Public POCs for CVE-2026-56844

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-56844

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Vendor Advisories for CVE-2026-56844 (1)

IV. Related Vulnerabilities

Same product: Backup and Replication
Same vendor: Veeam
Same weakness: CWE-22

V. Comments for CVE-2026-56844

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