CVE-2026-6575
PostgreSQL pg_restore_attribute_stats accepts values that cause query planning to read past end of stats array
4.3
MEDIUM
CVSS 3.1
EPSS 0.03%
Description
Buffer over-read in PostgreSQL function pg_restore_attribute_stats() accepts array values of unmatched length, which causes query planning to read past end of one array. This allows a table maintainer to infer memory values past that array end. Within major version 18, minor versions before PostgreSQL 18.4 are affected. Versions before PostgreSQL 18 are unaffected.
How to fix CVE-2026-6575
To remediate CVE-2026-6575, upgrade the affected package to a fixed version below.
- —upgrade to 18.4-r0 or later
- —upgrade to 18.4.0 or later
- —upgrade to 18.4-1 or later
Is CVE-2026-6575 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 18.4-r0
- >= 18.0.0, < 18.4.0
- from 0, < 18.4-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N |