vulnerability
Veeam Backup and Replication: CVE-2022-26503: Deserialization of Untrusted Data
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:N/C:C/I:C/A:C) | Mar 12, 2022 | Oct 25, 2024 | Jul 17, 2025 |
Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
Mar 12, 2022
Added
Oct 25, 2024
Modified
Jul 17, 2025
Description
Veeam Agent for Microsoft Windows uses Microsoft .NET data serialization mechanisms. A local user may send malicious code to the network port opened by Veeam Agent for Microsoft Windows Service (TCP 9395 by default), which will not be deserialized properly.
Solution
veeam-backup-and-replication-upgrade-latest
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