{"affected":[{"defaultStatus":"unaffected","product":"PostgreSQL","source":"CNA: PostgreSQL","vendor":"n/a","versions":[{"lessThan":"18.7","status":"affected","version":"18","versionType":"rpm"},{"lessThan":"17.12","status":"affected","version":"17","versionType":"rpm"},{"lessThan":"16.16","status":"affected","version":"16","versionType":"rpm"},{"lessThan":"15.20","status":"affected","version":"15","versionType":"rpm"},{"lessThan":"14.25","status":"affected","version":"0","versionType":"rpm"}]}],"cveId":"CVE-2026-116336","cwes":["CWE-843","CWE-672"],"description":"Operation on a dropped index in PostgreSQL REINDEX CONCURRENTLY allows an object creator to execute arbitrary code as the operating system user running the database, via an index expression that issues DROP INDEX.  Versions before PostgreSQL 18.7, 17.12, 16.16, 15.20, and 14.25 are affected.","epss":null,"exploits":[],"kev":null,"metrics":[{"score":8.8,"severity":"high","source":"CNA: PostgreSQL","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}],"modifiedAt":1794492920347,"publishedAt":1794492920347,"references":[{"source":"CNA: PostgreSQL","tags":[],"url":"https://www.postgresql.org/support/security/CVE-2026-116336/"}],"remediation":[],"revision":"556b71209819d53d788d0c8a337bf1f2ba595ccf4a5ec499bbf2d9396b6f764f","sources":[{"modifiedAt":1794492920347,"name":"CNA: PostgreSQL","retrievedAt":1794496203055,"url":"https://www.cve.org/CVERecord?id=CVE-2026-116336"}],"ssvc":null,"status":"published","title":"PostgreSQL REINDEX CONCURRENTLY does not block DROP INDEX during index functions","updatedAt":1794496203055}