Veeam Backup and Replication up to 13.0.2/13.1.1 path traversal

Summaryinfo

A vulnerability has been found in Veeam Backup and Replication up to 13.0.2/13.1.1 and classified as very critical. Affected is an unknown function. Performing a manipulation results in path traversal. This vulnerability is reported as CVE-2026-108141. The attack is possible to be carried out remotely. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as very critical has been found in Veeam Backup and Replication up to 13.0.2/13.1.1. This affects an unknown part. The manipulation with an unknown input leads to a path traversal vulnerability. CWE is classifying the issue as CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability allowing an authenticated user with the Restore Operator role, who also controls the contents of a backed-up NAS share, to write attacker-controlled files to an arbitrary path on the backup server through relative path traversal.

The advisory is shared at veeam.com. This vulnerability is uniquely identified as CVE-2026-108141 since 10/09/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/27/2026). MITRE ATT&CK project uses the attack technique T1006 for this issue.

Upgrading to version 13.0.3 or 13.1.2 eliminates this vulnerability.

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Productinfo

Type

• Backup Software

Vendor

• Veeam

Name

• Backup and Replication

Version

• 13.0.0
• 13.0.1
• 13.0.2
• 13.1.0
• 13.1.1

CPE 2.3info

• 🔒
• 🔒
• 🔒

CPE 2.2info

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• 🔒
• 🔒

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