Debian/postgresql-18: medium 5.3
Observable response discrepancy in PostgreSQL SCRAM authentication allows an unauthenticated user to test the existence of a user via observing the SCRAM iteration count. This requires the probed user
Action: Upgrade postgresql-18 to 18.6-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 18.6-1 | - |
Fixed versions
| 18.6-1 |
Sources
- osv: DEBIAN-CVE-2026-14672#Debian:14/postgresql-18
- https://security-tracker.debian.org/tracker/CVE-2026-14672
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