VulnerabilityAnalyzed
CVE-2026-21708
A vulnerability allowing a Backup Viewer to perform remote code execution (RCE) as the postgres user.
CRITICAL 9.9EPSS 1.09%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.09%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A vulnerability allowing a Backup Viewer to perform remote code execution (RCE) as the postgres user.
- CVSS 3.1
- 9.9 CRITICALCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:L
- EPSS
- 1.09% probability · 64th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-89
- Affected
- veeam/veeam backup \& replication
- Source
- support@hackerone.com
References
- https://www.veeam.com/kb4830Vendor Advisory
- https://www.veeam.com/kb4831Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.