CVE-2022-26504

Name: CVE-2022-26504
Creator: NVD / NIST
Published: 2022-03-17T21:15:08.273+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 2.47%

Last modified Jun 17, 2026

CVE-2022-26504 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. Improper authentication in Veeam Backup & Replication 9.5U3, 9.5U4,10.x and 11.x component used for Microsoft System Center Virtual Machine Manager (SCVMM) allows attackers execute arbitrary code via Veeam.Backup.PSManager.exe. EPSS estimates a 2.47% chance of exploitation in the next 30 days.

Description

Improper authentication in Veeam Backup & Replication 9.5U3, 9.5U4,10.x and 11.x component used for Microsoft System Center Virtual Machine Manager (SCVMM) allows attackers execute arbitrary code via Veeam.Backup.PSManager.exe

Metrics

CVSS 3.1

8.8/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

2.47%

82.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-287

Affected Software

Vendor	Product	Versions
Veeam	Veeam Backup \& Replication	>= 10.0.0.4442, < 10.0.1.4854
Veeam	Veeam Backup \& Replication	>= 11.0.0.825, < 11.0.1.1261
Veeam	Veeam Backup \& Replication	9.5.0.1536
Veeam	Veeam Backup \& Replication	9.5.4.2615
Veeam	Veeam Backup \& Replication	10.0.1.4854
Veeam	Veeam Backup \& Replication	11.0.1.1261

References

https://veeam.comVendor Advisory
https://www.veeam.com/kb4290Vendor Advisory
https://veeam.comVendor Advisory
https://www.veeam.com/kb4290Vendor Advisory

Timeline

Published: Mar 17, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-26504?

How severe is CVE-2022-26504?

CVE-2022-26504 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 2.47% probability of exploitation in the next 30 days.

How do I fix CVE-2022-26504?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-26504?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST