{"id":"CVE-2026-19311","summary":"Missing Authorization in Execute Monitor API in OpenSearch Alerting Plugin","details":"Missing authorization in the Execute Monitor API in Amazon OpenSearch Alerting plugin might allow an authenticated remote user to read, modify, or delete arbitrary index data via a crafted inline monitor request with unintentional data source and input index parameters.","aliases":["GHSA-xxpg-q3wh-685q"],"modified":"2026-08-15T11:30:59.210299636Z","published":"2026-08-12T18:34:02.669Z","database_specific":{"cna_assigner":"AMZN","cwe_ids":["CWE-475"],"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/19xxx/CVE-2026-19311.json"},"references":[{"type":"ADVISORY","url":"https://aws.amazon.com/about-aws/whats-new/2026/03/amazon-opensearch-service-version-3-5/"},{"type":"ADVISORY","url":"https://aws.amazon.com/security/security-bulletins/2026-078-aws/"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/19xxx/CVE-2026-19311.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19311"},{"type":"FIX","url":"https://github.com/opensearch-project/alerting/security/advisories/GHSA-xxpg-q3wh-685q"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/opensearch-project/alerting","events":[{"introduced":"0"},{"last_affected":"29907a3d846f08576c0f4eaad885c4ddc2dcc715"},{"introduced":"a4a5856c2d3e4c730fcc61438c044e2cbd85f507"},{"last_affected":"f205b0e94b13e710b3dc66c249d4bdd9cfb62d4c"},{"introduced":"4c745fbf2088625b0d1aa9fef38812ff7c0bd80f"},{"last_affected":"48f300244352327de98d8f23065ab1d043cacfb0"}],"database_specific":{"extracted_events":[{"introduced":"2.4"},{"last_affected":"3.5"},{"introduced":"2.4.0"},{"last_affected":"2.19.5"},{"introduced":"3.0.0"},{"last_affected":"3.7.0"}],"source":"AFFECTED_FIELD"}}],"versions":["3.7.0.0","2.19.5.0","3.5.0.0","2.19.4.0","3.2.0.0","2.19.3.0","2.19.2.0","3.0.0.0-beta1","3.0.0.0-alpha1","2.19.1.0","2.19.0.0","2.1.0.0","1.0.0.0-rc1","1.0.0-beta1","v1.13.1.0","v1.12.0.2","v1.12.0.1","v1.12.0.0","v1.11.0.1","v1.11.0.0","v1.10.1.2","v1.10.1.1","v1.10.1.0","v1.10.0.1","v1.10.0.0","v1.9.0.0","v1.8.0.0","v1.7.0.0","v1.6.0.0","v0.8.0.0","v0.7.0.0","v1.2.0.0","v1.1.0.0","0.9.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-19311.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N"}]}