CVE-2026-21672
A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication...
A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication servers.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication servers.
- Record
CVE-2026-21672- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-538
- Updated
- 2026-11-02
EUVDEUVD-2026-11595
A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication servers.
- Record
EUVD-2026-11595- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-h68h-qcxp-qv6v
A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication...
A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication servers.
- Record
GHSA-h68h-qcxp-qv6v- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-538
- Updated
- 2026-11-02
NVD
A vulnerability allowing local privilege escalation on Windows-based Veeam Backup & Replication servers.
- Record
CVE-2026-21672- CVSS 3.1
- 8.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H - Weakness
- CWE-538
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-21672 is a high vulnerability (CVSS 8.8) in Veeam Backup And Replication, published March 12, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.24%, the 15th percentile. No source names a fixed version.