Vulnerability · Published Sep 6, 2026 · Assigned by PostgreSQL
CVE-2026-83534PostgreSQL Anonymizer: Privilege escalation to superuser via anon.anonymize_database_parallel()
Medium 6.4
In plain English
A medium-severity security flaw in PostgreSQL Anonymizer from DALIBO. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 25% of all known vulnerabilities).
Severity (CVSS 3.1)6.4Medium
Exploit odds (30 days)0.3%top 74.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
PostgreSQL Anonymizer contains a vulnerability in the anon.anonymize_database_parallel() function that allows the owner of a table to run arbitrary code with superuser privilege. The issue is fixed in PostgreSQL Anonymizer 3.2.0 and later versions
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| DALIBO | PostgreSQL Anonymizer | 1 – before 3.2.0 |
Weakness: CWE-250 · Vector: CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H