Bypass Vulnerability in PostgreSQL Anonymizer Affecting Data Security
CVE-2026-105612

3.5LOW

Key Information:

Vendor

Dalibo

Status
Postgresql Anonymizer
Vendor
CVE Published:
28 October 2026

What is CVE-2026-105612?

The PostgreSQL Anonymizer contains a significant vulnerability that allows data-modifying Common Table Expressions (CTEs) to evade the intended read-only protection enforced by masked roles. This flaw poses a serious risk as it can potentially lead to unauthorized data access and manipulation. The issue has been addressed in PostgreSQL Anonymizer version 3.3.0 and subsequent releases, highlighting the importance of updating to the latest versions to safeguard against data breaches.

Affected Version(s)

PostgreSQL Anonymizer 1 < 3.3.0

References

https://gitlab.com/dalibo/postgresql_anonymizer/-/issues/702

CVSS V3.1

Score:
3.5
Severity:
LOW
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

The PostgreSQL Anonymizer project thanks user Ilya Staroverov for reporting this problem.
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