CVE-2026-101101mediumCWE-248

CVE-2026-101101: medium-severity vulnerability in ag-ui-protocol ag-ui

ag-ui-protocol ag-ui Middleware convert.ts JSON.parse uncaught exception

Published

13Vexday Risk Score

No sign of exploitation. No public exploitation artifact known so far.

ssvc Trackcvss 5.3epss 0.4%
exploitation probability
0.4%top 73% of all CVEs
observed exploitation
nono source reports it
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.
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X
Affected products
ag-ui-protocol · ag-ui
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References
https://github.com/ag-ui-protocol/ag-ui/https://github.com/ag-ui-protocol/ag-ui/commit/30f8c794d5b73df5c610153043db502b2cc106cchttps://github.com/ag-ui-protocol/ag-ui/issues/2444https://github.com/ag-ui-protocol/ag-ui/pull/2493https://github.com/ag-ui-protocol/ag-ui/releases/tag/release/2026-09-08https://vuldb.com/cve/CVE-2026-101101https://vuldb.com/submit/934981https://vuldb.com/vuln/410976https://vuldb.com/vuln/410976/cti