CVE-2026-101098 ag-ui-protocol ag-ui HTTP JdkAgentHttpHandler.java readAllBytes resource consumption
Remote attackers can cause resource exhaustion in the ag-ui protocol library via the HTTP handler, leading to denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-101098?
CVE-2026-101098 is a medium-severity denial of service vulnerability in ag-ui-protocol ag-ui, published on 28 Sep 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
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.
Which versions are affected by CVE-2026-101098?
How do I fix CVE-2026-101098?
No fix has been published for CVE-2026-101098 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-101098 being exploited?
There is no known exploitation of CVE-2026-101098 in the wild and no public exploit code.
Sources
Also known as GHSA-526v-5gxg-x6jc.