CVE-2026-56844

At a glance

Severity: HIGH 8.4
EPSS: EPSS 0.17 % · percentile 7 (2026-10-27)
State: PUBLISHED
Published: 2026-07-22
Updated: 2026-07-22
Assigner: hackerone
NVD status: Awaiting Analysis

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.

Scores

Version	Score	Vector	Scored by
CVSS 4.0	HIGH 8.4	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	hackerone
CVSS 4.0	HIGH 8.4	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/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	NVD · support@hackerone.com (Secondary)

Weaknesses (CWE)

CWE-22

European references

ENISA EUVD · EUVD-2026-47595
GCVE · GCVE-0-2026-56844

Affected products

Product	Versions
Veeam · Backup and Replication	unaffected 13.0.2 < 13.0.2

References

https://www.veeam.com/kb4879

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD