Path Traversal in Veeam Veeam_backup_\&_replication

CVE-2022-26500

Improper limitation of path names in Veeam Backup & Replication 9.5U3, 9.5U4,10.x, and 11.x allows remote authenticated users access to internal API functions that allows attackers to upload and execute arbitrary code.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.059 (92.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: .

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-26500?
CVE-2022-26500 is a high-severity vulnerability in Veeam Veeam_backup_\&_replication, classified under Path Traversal. CVSS score: 8.8/10. Published 2022-03-17.
How severe is CVE-2022-26500?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2022-26500 known to be exploited?
Yes. CVE-2022-26500 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-12-13), indicating it is being actively exploited. 8 public proof-of-concept repositories are indexed.