Vulnerability · Published Mar 12, 2026 · Assigned by hackerone
CVE-2026-21669
Critical 10.0
In plain English
A critical-severity security flaw in Backup and Replication from Veeam. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 69% of all known vulnerabilities).
Severity (CVSS 3.1)10.0Critical
Exploit odds (30 days)1.2%top 31.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A vulnerability allowing an authenticated domain user to perform remote code execution (RCE) on the Backup Server.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Veeam | Backup and Replication | 13.0.1 – before 13.0.1 |
Weakness: CWE-693 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H