CVE-2026-21672
Received
Received - Intake
Local Privilege Escalation in Veeam Backup & Replication
Publication date: 2026-03-12
Last updated on: 2026-04-17
Assigner: HackerOne
Description
Description
A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication servers.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| veeam | backup_and_replication | * |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-538 | The product places sensitive information into files or directories that are accessible to actors who are allowed to have access to the files, but not to the sensitive information. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability allows a local user to escalate their privileges on Windows-based Veeam Backup & Replication servers.
How can this vulnerability impact me? :
An attacker exploiting this vulnerability could gain higher privileges on the affected system, potentially leading to full control over the Veeam Backup & Replication server.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
I don't know
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