{"schema":"threatline.record/2","record":{"id":"CVE-2026-101101","aliases":[],"summary":"ag-ui-protocol ag-ui Middleware convert.ts JSON.parse uncaught exception","details":"A vulnerability has been found in ag-ui-protocol ag-ui up to 2026-09-07. This issue affects the function JSON.parse of the file legacy/convert.ts of the component Middleware. The manipulation leads to uncaught exception. Remote exploitation of the attack is possible. Upgrading to version 2026-09-08 is capable of addressing this issue. The identifier of the patch is 30f8c794d5b73df5c610153043db502b2cc106cc. Upgrading the affected component is recommended.","categories":["Unclassified"],"product":"ag-ui","vendor":"ag-ui-protocol","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-101101","source_modified_at":"2026-09-28T18:13:33.954Z","fetched_at":"2026-10-23T18:52:38.922436Z","product":"ag-ui","vendor":"ag-ui-protocol","versions":[{"version":"2026-09-07","status":"affected"},{"version":"2026-09-08","status":"unaffected"}],"defaultStatus":null}],"fixed_versions":[],"cvss":5.3,"severity":"Medium","kev":{"listed":false},"epss":{"probability":0.00354,"percentile":0.27859,"score_date":"2026-10-23"},"published_at":"2026-09-28T17:45:11.629Z","modified_at":"2026-09-28T18:13:33.954Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-101101","fetched_at":"2026-10-23T18:52:38.922436Z","source_modified_at":"2026-09-28T18:13:33.954Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-101101","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://vuldb.com/vuln/410976","tags":["vdb-entry","technical-description"]},{"source":"CVE List","url":"https://vuldb.com/vuln/410976/cti","tags":["signature","permissions-required"]},{"source":"CVE List","url":"https://vuldb.com/cve/CVE-2026-101101","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://vuldb.com/submit/934981","tags":["third-party-advisory"]},{"source":"CVE List","url":"https://github.com/ag-ui-protocol/ag-ui/issues/2444","tags":["issue-tracking"]},{"source":"CVE List","url":"https://github.com/ag-ui-protocol/ag-ui/pull/2493","tags":["issue-tracking","patch"]},{"source":"CVE List","url":"https://github.com/ag-ui-protocol/ag-ui/commit/30f8c794d5b73df5c610153043db502b2cc106cc","tags":["patch"]},{"source":"CVE List","url":"https://github.com/ag-ui-protocol/ag-ui/releases/tag/release/2026-09-08","tags":["patch"]},{"source":"CVE List","url":"https://github.com/ag-ui-protocol/ag-ui/","tags":["product"]}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","cvss_source":"CVE List","ssvc":{"exploitation":"none","automatable":"no","technical_impact":"partial","assessed_at":"2026-09-28T18:13:26.343570Z"},"classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":null,"confidence":"unknown","reviewed":false},"change_timestamp":"2026-09-28T18:13:33.954Z","content_hash":"0163585d5a264adc6d3844c06e8dc5efcb928a6577b93bab2304b997e9342304"}}