{"id":"CVE-2026-115298","title":"Incorrect Authorization in Elasticsearch Leading to Information Disclosure","summary":"Incorrect Authorization (CWE-863) in Elasticsearch can lead to information disclosure via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). An authenticated user whose index access is restricted by field-level security …","severity":"medium","cvss":4.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","cvssSource":"cna","cwe":["CWE-863"],"vendor":"Elastic","product":"Elasticsearch","affected":["Elasticsearch >= 8.0.0 <= 8.19.23","Elasticsearch >= 9.0.0 <= 9.4.8","Elasticsearch >= 9.5.0 <= 9.5.5"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-03T17:31:30.865752Z"},"published":"2026-11-03","updated":"2026-11-03","sourceUpdated":"2026-11-03T17:31:44.007Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-115298","references":[{"url":"https://discuss.elastic.co/t/elasticsearch-8-19-24-9-4-9-9-5-6-security-update-esa-2026-209/391362"}],"tags":["cve.org"],"epss":0.00221,"epssPercentile":0.12833,"ingestedAt":"2026-11-05T20:33:06.326Z","slug":"CVE-2026-115298","body":"## Overview\n\nIncorrect Authorization (CWE-863) in Elasticsearch can lead to information disclosure via Accessing Functionality Not Properly Constrained by ACLs (CAPEC-1). An authenticated user whose index access is restricted by field-level security can retrieve the value of a constant_keyword field that their role excludes. Some search and query features do not apply the field-level security restriction to this field type.\n\n## Affected\n\n- `Elasticsearch >= 8.0.0 <= 8.19.23`\n- `Elasticsearch >= 9.0.0 <= 9.4.8`\n- `Elasticsearch >= 9.5.0 <= 9.5.5`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":24,"depthScoreParts":{"impact":23.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}