{"id":"CVE-2026-105615","state":"PUBLISHED","title":"PostgreSQL Anonymizer: Masked roles can read the statistics of masked columns in pg_stats","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.","publishedAt":"2026-10-28T17:31:46.771Z","updatedAt":"2026-10-28T17:31:46.771Z","severity":{"score":3.5,"label":"Low","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N","source":"PostgreSQL"},"assigner":"PostgreSQL","products":["DALIBO PostgreSQL Anonymizer"],"affected":[{"vendor":"DALIBO","product":"PostgreSQL Anonymizer","defaultStatus":"unaffected","versions":[{"version":"1","status":"affected","lessThan":"3.3.0","versionType":"semver"}]}],"references":["https://gitlab.com/dalibo/postgresql_anonymizer/-/issues/693"],"weaknesses":["CWE-202"],"ingestedAt":"2026-10-29T20:10:23.711Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/105xxx/CVE-2026-105615.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-105615","state":"PUBLISHED","datePublished":"2026-10-28T17:31:46.771Z","dateUpdated":"2026-10-28T17:31:46.771Z","assignerShortName":"PostgreSQL","assignerOrgId":"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007","dateReserved":"2026-10-05T16:26:51.873Z"},"containers":{"cna":{"title":"PostgreSQL Anonymizer: Masked roles can read the statistics of masked columns in pg_stats","descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"DALIBO","product":"PostgreSQL Anonymizer","defaultStatus":"unaffected","versions":[{"version":"1","status":"affected","lessThan":"3.3.0","versionType":"semver"}]}],"references":[{"url":"https://gitlab.com/dalibo/postgresql_anonymizer/-/issues/693"}],"metrics":[{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N","baseScore":3.5,"baseSeverity":"LOW"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-202","lang":"en","type":"CWE","description":"Exposure of Sensitive Information Through Data Queries"}]}],"providerMetadata":{"shortName":"PostgreSQL","orgId":"f86ef6dc-4d3a-42ad-8f28-e6d5547a5007","dateUpdated":"2026-10-28T17:31:46.771Z"},"workarounds":[{"lang":"en","value":"For sensitive columns, statitics can be disabled with `ALTER TABLE my_table ALTER COLUMN my_col SET STATISTICS 0; ANALYZE my_table;`."}],"credits":[{"lang":"en","value":"The PostgreSQL Anonymizer project thanks user Ilya Staroverov for reporting this problem."}]}}}}