CVE-2026-108769
zhayujie CowAgent Markdown Rendering Markdown.tsx denial of service
- State
- Published
- Severity
- 5.3 Medium
- Published
- Oct 11, 2026
- Updated
- Oct 14, 2026
- Reserved
- Oct 11, 2026
Description
A security flaw has been discovered in zhayujie CowAgent up to 2.2.0. This affects an unknown part of the file Markdown.tsx of the component Markdown Rendering. The manipulation results in denial of service. It is possible to launch the attack remotely. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | 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:P | VulDB |
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C | VulDB |
| 3.0 | 4.3 Medium | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C | VulDB |
| 2.0 | 4.0 Medium | AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:C | VulDB |
Weaknesses
- CWE-404 Denial of Service
Affected Products
| Product | Versions |
|---|---|
CowAgentzhayujie |
|
References
- VDB-416551 | zhayujie CowAgent Markdown Rendering Markdown.tsx denial of servicevdb-entry
- VDB-416551 | CTI Indicators (IOB, IOC, TTP, IOA)signaturepermissions-required
- CVE-2026-108769 | CVE Analysis and Reportthird-party-advisory
- Submit #958041 | zhayujie CowAgent 2.1.6 Denial of Servicethird-party-advisory
- https://github.com/outlookgp/CVE/tree/main/CowAgent_Markdown_Stream_Render_DoS_Reportexploit
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