CVE-2026-101101: Uncaught Exception in ag-ui-protocol ag-ui
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.
AI Analysis
Technical Summary
This vulnerability affects the ag-ui-protocol ag-ui component specifically in version 2026-09-07. The flaw is located in the JSON.parse function call within the legacy/convert.ts file of the Middleware component. Improper handling of input data can lead to an uncaught exception, which may be triggered remotely. The vulnerability has a CVSS 4.0 base score of 5.3, indicating medium severity. The vendor has addressed this issue in version 2026-09-08, with the patch identified by commit 30f8c794d5b73df5c610153043db502b2cc106cc.
Potential Impact
Successful exploitation can cause an uncaught exception in the affected component, potentially leading to application instability or denial of service. The vulnerability requires low attack complexity and no user interaction, with network attack vector and low privileges needed. There is no indication of confidentiality, integrity, or availability impact beyond the exception. No known exploits are reported in the wild.
Mitigation Recommendations
Upgrade the ag-ui component to version 2026-09-08 or later, which contains the official patch for this vulnerability. No additional mitigations are specified or required once the upgrade is applied.
CVE-2026-101101: Uncaught Exception in ag-ui-protocol ag-ui
Description
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 v4.0
Score 5.3medium
Affected software
ag-ui-protocol
ag-ui
pkg:github/ag-ui-protocol/ag-uicpe:2.3:a:ag-ui-protocol:ag-ui:*:*:*:*:*:*:*:*Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects the ag-ui-protocol ag-ui component specifically in version 2026-09-07. The flaw is located in the JSON.parse function call within the legacy/convert.ts file of the Middleware component. Improper handling of input data can lead to an uncaught exception, which may be triggered remotely. The vulnerability has a CVSS 4.0 base score of 5.3, indicating medium severity. The vendor has addressed this issue in version 2026-09-08, with the patch identified by commit 30f8c794d5b73df5c610153043db502b2cc106cc.
Potential Impact
Successful exploitation can cause an uncaught exception in the affected component, potentially leading to application instability or denial of service. The vulnerability requires low attack complexity and no user interaction, with network attack vector and low privileges needed. There is no indication of confidentiality, integrity, or availability impact beyond the exception. No known exploits are reported in the wild.
Mitigation Recommendations
Upgrade the ag-ui component to version 2026-09-08 or later, which contains the official patch for this vulnerability. No additional mitigations are specified or required once the upgrade is applied.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-09-28T02:53:41.099Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6abaabe3f7a7c54106053eb8
Added to database: 09/28/2026, 18:03:15 UTC
Last enriched: 09/28/2026, 18:18:06 UTC
Last updated: 09/29/2026, 02:45:39 UTC
Views: 13
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