Description
PostgreSQL's optimized statistics on a table are visible as long as you have SELECT privilege on said table. A masked role can therefore read a limited subset of the data through the statistics view's histograms and mcvs. The vulnerability is resolved in PostgreSQL Anonymizer 3.3.0 and later versions.
Published: 2026-10-28
Score: 3.5 Low
EPSS: n/a
KEV: No
AI Analysis

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Remediation

Vendor Workaround

For sensitive columns, statitics can be disabled with `ALTER TABLE my_table ALTER COLUMN my_col SET STATISTICS 0; ANALYZE my_table;`.

Tracking

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Advisories

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History

Wed, 28 Oct 2026 19:30:00 +0000

Type Values Removed Values Added
First Time appeared Dalibo
Dalibo postgresql Anonymizer
Vendors & Products Dalibo
Dalibo postgresql Anonymizer

Wed, 28 Oct 2026 17:45:00 +0000

Type Values Removed Values Added
Description PostgreSQL's optimized statistics on a table are visible as long as you have SELECT privilege on said table. A masked role can therefore read a limited subset of the data through the statistics view's histograms and mcvs. The vulnerability is resolved in PostgreSQL Anonymizer 3.3.0 and later versions.
Title PostgreSQL Anonymizer: Masked roles can read the statistics of masked columns in pg_stats
Weaknesses CWE-202
References
Metrics cvssV3_1

{'score': 3.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N'}


Subscriptions

Dalibo Postgresql Anonymizer
cve-icon MITRE

Status: PUBLISHED

Assigner: PostgreSQL

Published:

Updated: 2026-10-28T17:31:46.771Z

Reserved: 2026-10-05T16:26:51.873Z

Link: CVE-2026-105615

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-10-28T18:17:03.250

Modified: 2026-10-28T18:17:03.250

Link: CVE-2026-105615

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-28T19:15:14Z

Weaknesses