{"id":"CVE-2026-92360","title":"A weakness has been identified in ag-ui-protocol ag-ui 1.0","summary":"A weakness has been identified in ag-ui-protocol ag-ui 1.0. The impacted element is the function prepareRunAgentInput of the file agent/agent.ts of the component Event Application Layer. This manipulation of the argument TEXT_MESSAGE_STA…","severity":"medium","cvss":6.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L","cwe":["CWE-345","CWE-346"],"vendor":"ag-ui-protocol","product":"ag-ui","affected":["ag-ui 1.0"],"published":"2026-09-16","updated":"2026-09-16","sourceUpdated":"2026-09-16T17:53:40.500","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-92360","references":[{"url":"https://github.com/ag-ui-protocol/ag-ui/","label":"cna@vuldb.com"},{"url":"https://github.com/ag-ui-protocol/ag-ui/issues/2437","label":"cna@vuldb.com"},{"url":"https://github.com/ag-ui-protocol/ag-ui/pull/2701","label":"cna@vuldb.com"},{"url":"https://vuldb.com/cve/CVE-2026-92360","label":"cna@vuldb.com"},{"url":"https://vuldb.com/submit/934950","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/405446","label":"cna@vuldb.com"},{"url":"https://vuldb.com/vuln/405446/cti","label":"cna@vuldb.com"}],"tags":["nvd","cve.org"],"ingestedAt":"2026-09-16T12:55:21.863Z","epss":0.00176,"epssPercentile":0.0743,"slug":"CVE-2026-92360","body":"## Overview\n\nA weakness has been identified in ag-ui-protocol ag-ui 1.0. The impacted element is the function prepareRunAgentInput of the file agent/agent.ts of the component Event Application Layer. This manipulation of the argument TEXT_MESSAGE_START causes origin validation error. Remote exploitation of the attack is possible. The pull request to fix this issue awaits acceptance.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":35,"depthScoreParts":{"impact":34.7,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}