What is CVE-2026-6575?

CVE-2026-6575 is a medium-severity vulnerability in Postgresql, classified under Buffer Over-read. CVSS score: 4.3/10. Published 2026-05-14.

How severe is CVE-2026-6575?

Medium severity. CVSS v3 base score is 4.3 out of 10.

Vulnerability in Postgresql

CVE-2026-6575

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 arra…

EPSS: 0.000 (9.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Postgresql
N/a Postgresql — versions 18

Weakness classification (CWE)

CWE-126 — Buffer Over-read

References

f86ef6dc-4d3a-42ad-8f28-e6d5547a5007 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2026-6575?: CVE-2026-6575 is a medium-severity vulnerability in Postgresql, classified under Buffer Over-read. CVSS score: 4.3/10. Published 2026-05-14.
How severe is CVE-2026-6575?: Medium severity. CVSS v3 base score is 4.3 out of 10.