CVE-2026-105477: Veeam Agent for Linux local privilege escalation

CVE-2026-105477 · Severity: info · Published 2026-10-27

Veeam Agent for Linux is backup software deployed on servers to protect data. A local privilege escalation vulnerability allows an attacker with limited access to a managed system to gain administrative control, potentially enabling complete compromise of the backed-up server and the data it protects.

Vendors: Veeam.

Quick answers

Is CVE-2026-105477 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-105477 being exploited in the wild.
How severe is CVE-2026-105477?
Informational severity, published 27 October 2026.
Which products and versions are affected?
Veeam Agent for Linux.
Is there a fix for CVE-2026-105477?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-105477 attacked?
It is attacked with local access.
Am I affected by CVE-2026-105477?
Check whether you run Veeam Agent for Linux. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

A privilege escalation flaw in Veeam Agent for Linux permits local attackers to elevate privileges on managed systems. The vulnerability affects only systems managed by a Veeam Backup & Replication instance. An attacker with local system access can exploit this to gain root privileges.

Affected products

  • Veeam Agent for Linux

Timeline

  • 2026-10-27: disclosed

References

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.