Vulnerability in Ag-Ui-Protocol Ag-Ui

CVE-2026-101099

A vulnerability was detected in ag-ui-protocol ag-ui up to 2026-09-23. This affects an unknown part of the file SseParser.kt of the component Kotlin Community SDK. Performing a manipulation results in handling of exceptional conditions. The attack may be initiated remotely. The pull request to fix this issue awaits acceptance.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-101099?
CVE-2026-101099 is a medium-severity vulnerability in Ag-Ui-Protocol Ag-Ui, classified under Improper Handling of Exceptional Conditions. CVSS score: 4.3/10. Published 2026-09-28.
How severe is CVE-2026-101099?
Medium severity. CVSS v3 base score is 4.3 out of 10.