{"id":"CVE-2026-72668","aliases":["BIT-elk-2026-72668","BIT-kibana-2026-72668","EUVD-2026-87792","GHSA-r4ff-jqf2-8p5g"],"status":"published","title":"Unintended Proxy or Intermediary ('Confused Deputy') in Kibana Leading to Privilege Escalation","description":"Unintended Proxy or Intermediary ('Confused Deputy') (CWE-441) in Kibana Agent Builder can lead to privilege escalation. A non-administrative user able to edit a shared agent could cause privileged operations to be carried out under the identity of a higher-privileged user who subsequently interacts with that agent. Where the same user can also author workflows, this can extend to full administrative control of Kibana and of the Elasticsearch cluster.","severity":{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00204,"percentile":0.10426,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-441"],"published":"2026-09-26T20:42:09Z","modified":"2026-10-01T10:11:19Z","fixes":[{"ecosystem":"Bitnami","package":"elk","fixed_in":["9.4.7"],"sources":["osv"]},{"ecosystem":"Bitnami","package":"kibana","fixed_in":["9.4.7"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Bitnami","package":"elk","ranges":[{"type":"SEMVER","events":[{"introduced":"9.4.0"},{"fixed":"9.4.7"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"kibana","ranges":[{"type":"SEMVER","events":[{"introduced":"9.4.0"},{"fixed":"9.4.7"}]}]}],"products":[{"vendor":"elastic","product":"kibana"}],"references":[{"url":"https://discuss.elastic.co/t/kibana-9-4-7-9-5-0-security-update-esa-2026-85/390678","tags":["web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-72668","tags":["web"]},{"url":"https://github.com/advisories/GHSA-r4ff-jqf2-8p5g"}],"sources":{"cve":[{"id":"CVE-2026-72668","title":"Unintended Proxy or Intermediary ('Confused Deputy') in Kibana Leading to Privilege Escalation","description":"Unintended Proxy or Intermediary ('Confused Deputy') (CWE-441) in Kibana Agent Builder can lead to privilege escalation. A non-administrative user able to edit a shared agent could cause privileged operations to be carried out under the identity of a higher-privileged user who subsequently interacts with that agent. Where the same user can also author workflows, this can extend to full administrative control of Kibana and of the Elasticsearch cluster.","status":"published","published":"2026-09-26T20:42:09.858Z","modified":"2026-09-29T03:55:23.608Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-441"],"updated_at":"2026-11-02T14:19:51.663093Z"}],"euvd":[{"id":"EUVD-2026-87792","description":"Unintended Proxy or Intermediary ('Confused Deputy') (CWE-441) in Kibana Agent Builder can lead to privilege escalation. A non-administrative user able to edit a shared agent could cause privileged operations to be carried out under the identity of a higher-privileged user who subsequently interacts with that agent. Where the same user can also author workflows, this can extend to full administrative control of Kibana and of the Elasticsearch cluster.","status":"published","published":"2026-09-26T20:42:09Z","modified":"2026-09-29T03:55:23Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"updated_at":"2026-11-02T17:27:52.331616Z"}],"ghsa":[{"id":"GHSA-r4ff-jqf2-8p5g","title":"Unintended Proxy or Intermediary ('Confused Deputy') (CWE-441) in Kibana Agent Builder can lead...","description":"Unintended Proxy or Intermediary ('Confused Deputy') (CWE-441) in Kibana Agent Builder can lead to privilege escalation. A non-administrative user able to edit a shared agent could cause privileged operations to be carried out under the identity of a higher-privileged user who subsequently interacts with that agent. Where the same user can also author workflows, this can extend to full administrative control of Kibana and of the Elasticsearch cluster.","status":"published","published":"2026-09-26T21:30:27Z","modified":"2026-09-26T21:30:34Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","level":"high"}],"cwes":["CWE-441"],"updated_at":"2026-11-02T15:12:30.689958Z"}],"nvd":[{"id":"CVE-2026-72668","description":"Unintended Proxy or Intermediary ('Confused Deputy') (CWE-441) in Kibana Agent Builder can lead to privilege escalation. A non-administrative user able to edit a shared agent could cause privileged operations to be carried out under the identity of a higher-privileged user who subsequently interacts with that agent. Where the same user can also author workflows, this can extend to full administrative control of Kibana and of the Elasticsearch cluster.","status":"published","published":"2026-09-26T21:16:55.54Z","modified":"2026-09-29T04:17:57.373Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-441"],"updated_at":"2026-11-02T14:12:52.081323Z"}],"osv":[{"id":"BIT-elk-2026-72668","title":"Unintended Proxy or Intermediary ('Confused Deputy') in Kibana Leading to Privilege Escalation","description":"Unintended Proxy or Intermediary ('Confused Deputy') (CWE-441) in Kibana Agent Builder can lead to privilege escalation. A non-administrative user able to edit a shared agent could cause privileged operations to be carried out under the identity of a higher-privileged user who subsequently interacts with that agent. Where the same user can also author workflows, this can extend to full administrative control of Kibana and of the Elasticsearch cluster.","status":"published","published":"2026-10-01T09:24:50.409Z","modified":"2026-10-01T10:11:19.582061112Z","updated_at":"2026-11-02T15:28:29.563843Z"},{"id":"BIT-kibana-2026-72668","title":"Unintended Proxy or Intermediary ('Confused Deputy') in Kibana Leading to Privilege Escalation","description":"Unintended Proxy or Intermediary ('Confused Deputy') (CWE-441) in Kibana Agent Builder can lead to privilege escalation. A non-administrative user able to edit a shared agent could cause privileged operations to be carried out under the identity of a higher-privileged user who subsequently interacts with that agent. Where the same user can also author workflows, this can extend to full administrative control of Kibana and of the Elasticsearch cluster.","status":"published","published":"2026-10-01T09:27:56.739Z","modified":"2026-10-01T10:11:19.582061112Z","updated_at":"2026-11-02T15:28:32.162822Z"}]}}