RCE in Vps.org Supabase Template
CVE-2026-16503
Deployment of the VPS.org one-click Supabase template deploys a PostgreSQL instance that is published on all interfaces (0.0.0.0:5432) with a default database password set to "postgres". Because Docker installs its own iptables rules, this exposure bypasses a standard host UFW configuration.
EPSS: 0.003 (24.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.
Affected products
- Vps.org Supabase Template — versions N/A
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2026-16503?
- CVE-2026-16503 is a critical-severity vulnerability in Vps.org Supabase Template, classified under Initialization of a Resource with an Insecure Default. CVSS score: 9.1/10. Published 2026-07-31.
- How severe is CVE-2026-16503?
- Critical severity. CVSS v3 base score is 9.1 out of 10.