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Back to active CVEs
Medium · CVSS 6.4CVE-2026-83534

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

Answer in brief

CVE-2026-83534 records a Medium severity (CVSS 6.4) vulnerability in PostgreSQL Anonymizer: Privilege escalation to superuser via anon.anonymize_database_parallel(). The current sources do not mark it as known exploited. The current feed maps DALIBO/PostgreSQL Anonymizer (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Sep 6, 2026Updated Sep 9, 2026Source checked Oct 25, 2026First seen by HOL Sep 6, 2026Material review Sep 9, 2026
Upstream Advisory

Key facts

Risk
Medium · CVSS 6.4
Exploitation
Not marked as known exploited
Affected software
1 mapped package or product
Fix availability
Available

Why this deserves its current priority

CVSS is 6.4. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps DALIBO/PostgreSQL Anonymizer (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
PackageAffected rangeFixed version
DALIBO/PostgreSQL Anonymizergeneric>=1 <3.2.03.2.0

Recommended response

  1. 1Check inventory. Check lockfiles and deployed manifests for DALIBO/PostgreSQL Anonymizer.
  2. 2Review the reported fix. Source-reported workaround: Set anon.static_masking to FALSE to disable the feature

Evidence timeline and material changes

  1. Published upstream

    Sep 6, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  2. Source modified

    Sep 9, 2026

    Evidence: source:cvelist:source_dates:source-dates:record

  3. First seen by HOL

    Sep 6, 2026

Sources and claim methodology

  • Source referencegitlab.com
Upstream source 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

Quoted source text, attributed separately from HOL analysis.

Record context

Vulnerability class
Privilege Escalation
EPSS
Not reported
CWE IDs
CWE-250
Source
CVE List V5
Source checked
Oct 25, 2026
References
1 linked source
Open source record