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CVE-2026-105615

PostgreSQL Anonymizer: Masked roles can read the statistics of masked columns in pg_stats

DALIBO PostgreSQL AnonymizerDatabases
CVSS
3.5Low
ExploitationNo known exploitationNot in CISA KEV, which does not prove it is unexploitedCISA KEV
Exploit odds (EPSS)No scoreNo FIRST EPSS score in this snapshot yet
Fixed in3.3.0Fixed versionCVE List
Published28 Oct 2026Updated 28 Oct 2026CVE List

What fixes it

A fixed version on one release line is not the upgrade target for every line. Check your exact version and any vendor backports.

Description

PostgreSQL's optimized statistics on a table are visible as long as you have SELECT privilege on said table. A masked role can therefore read a limited subset of the data through the statistics view's histograms and mcvs. The vulnerability is resolved in PostgreSQL Anonymizer 3.3.0 and later versions.

Text from CVE List

Affected versions 1

  • PostgreSQL Anonymizeraffected: 1 before 3.3.0CVE List

References 1