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CVE-2026-83534— PostgreSQL Anonymizer: Privilege escalation to superuser via anon.anonymize_database_parallel()

Quick assessment

Affected
DALIBO PostgreSQL Anonymizer
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

PostgreSQL Anonymizer 存在一个安全漏洞，位于 函数中，该漏洞允许表的拥有者以超级用户权限执行任意代码。此问题已在 PostgreSQL Anonymizer 3.2.0 及更高版本中得到修复。

CVSS 6.4 · Medium EPSS 0.19% · P9

Affected Version Matrix 1

VendorProduct Version RangeStatus
DALIBO PostgreSQL Anonymizer 1< 3.2.0 affected
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I. Basic Information for CVE-2026-83534

Vulnerability Information
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Vulnerability Title
PostgreSQL Anonymizer: Privilege escalation to superuser via anon.anonymize_database_parallel()
Source: CVE Program / CVE List V5
Vulnerability 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
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
带着不必要的权限执行
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
DALIBO PostgreSQL Anonymizer 1 ~ 3.2.0 -

II. Public POCs for CVE-2026-83534

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III. Intelligence Information for CVE-2026-83534

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Patches & Fixes for CVE-2026-83534 (1)

Same Patch Batch · DALIBO · 2026-09-06 · 3 CVEs total

CVE-2026-19633 8.8 HIGH PostgreSQL Anonymizer: unprivileged masked users can execute code via operators, domain ca
CVE-2026-19634 6.4 MEDIUM PostgreSQL Anonymizer: SQL injection in import_database_rules() and import_roles_rules() v

IV. Related Vulnerabilities

Same product: PostgreSQL Anonymizer
Same vendor: DALIBO
Same weakness: CWE-250

V. Comments for CVE-2026-83534

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