Resource exhaustion in Ag-Ui-Protocol Ag-Ui
CVE-2026-101098
A security vulnerability has been detected in ag-ui-protocol ag-ui up to 2026-09-23. Affected by this issue is the function readAllBytes of the file JdkAgentHttpHandler.java of the component HTTP Handler. Such manipulation leads to resource consumption. The attack can be launched remotely. The pull request to fix this issue awaits acceptance.
Vulnerability class: DoS (Denial of Service)
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
- Ag-Ui-Protocol Ag-Ui — versions 2026-09-23
Weakness classification (CWE)
References
- github.com/ag-ui-protocol/ag-ui/ (product)
- github.com/ag-ui-protocol/ag-ui/issues/2441 (issue-tracking)
- github.com/ag-ui-protocol/ag-ui/pull/2671 (issue-tracking, patch)
- vuldb.com/cve/CVE-2026-101098 (third-party-advisory)
- vuldb.com/submit/934960 (third-party-advisory)
- vuldb.com/vuln/410973 (technical-description, vdb-entry)
- vuldb.com/vuln/410973/cti (signature, permissions-required)
Frequently asked questions
- What is CVE-2026-101098?
- CVE-2026-101098 is a medium-severity vulnerability in Ag-Ui-Protocol Ag-Ui, classified under Uncontrolled Resource Consumption. CVSS score: 4.3/10. Published 2026-09-28.
- How severe is CVE-2026-101098?
- Medium severity. CVSS v3 base score is 4.3 out of 10.