PostgreSQL Anonymizer: unprivileged masked users can execute code via operators, domain casts and view subqueries

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-19633
StatePUBLISHED
AssignerPostgreSQL
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-06 16:16:49 UTC
Updated2026-09-09 05:17:19 UTC
DescriptionPostgreSQL Anonymizer contains a vulnerability that allows unprivileged masked users to execute arbitrary code by abusing operators, domain casts, or view subqueries that carry untrusted expressions. When these objects are evaluated in the context of the extension’s masking mechanisms, the malicious code can run with elevated privileges. The issue is fixed in PostgreSQL Anonymizer 3.1.4 and later versions

Risk And Classification

Primary CVSS: v3.1 8.8 HIGH from f86ef6dc-4d3a-42ad-8f28-e6d5547a5007

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.003620000 probability, percentile 0.293520000 (date 2026-09-08)

Problem Types: CWE-89 | CWE-89 Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')

VersionSourceTypeScoreSeverityVector
3.1f86ef6dc-4d3a-42ad-8f28-e6d5547a5007Secondary8.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
3.1CNACVSS8.8HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA DALIBO PostgreSQL Anonymizer affected 1 3.1.4 semver Not specified

References

ReferenceSourceLinkTags
gitlab.com/dalibo/postgresql_anonymizer/-/issues/665 f86ef6dc-4d3a-42ad-8f28-e6d5547a5007 gitlab.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: The PostgreSQL Anonymizer project thanks user Sarath Kumar for reporting this problem. (en)

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