Description
PostgreSQL Anonymizer contains a vulnerability that allows unprivileged masked users to repeatedly call the anon.hash() function and collects (seed, hash_output) pairs to perform an offline brute-force attack and deduce the salt. A masked role can run a RESTRICTED function when the call is placed inside the sub-select. The problem is resolved in PostgreSQL Anonymizer 3.2.3 and later versions
Published: 2026-09-25
Score: 4.3 Medium
EPSS: n/a
KEV: No
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Remediation

Vendor Workaround

Disable dynamic masking

Tracking

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Advisories

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History

Fri, 25 Sep 2026 15:45:00 +0000

Type Values Removed Values Added
Description PostgreSQL Anonymizer contains a vulnerability that allows unprivileged masked users to repeatedly call the anon.hash() function and collects (seed, hash_output) pairs to perform an offline brute-force attack and deduce the salt. A masked role can run a RESTRICTED function when the call is placed inside the sub-select. The problem is resolved in PostgreSQL Anonymizer 3.2.3 and later versions
Title PostgreSQL Anonymizer: RESTRICTED functions are reachable through a subLink
Weaknesses CWE-328
References
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}


Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: PostgreSQL

Published:

Updated: 2026-09-25T16:06:42.100Z

Reserved: 2026-09-24T15:46:30.563Z

Link: CVE-2026-97469

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-09-25T16:17:30.713

Modified: 2026-09-25T17:17:21.033

Link: CVE-2026-97469

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-25T19:00:15Z

Weaknesses