CVE-2026-109332
lowNetwork-AI (npm network-ai) before 5.15.2 contains an origin validation error in McpSseServer._handleRequest in lib/mcp-transport-sse.ts that reflects localhos…
Network-AI (npm network-ai) before 5.15.2 contains an origin validation error in McpSseServer._handleRequest in lib/mcp-transport-sse.ts that reflects localhost Origins into Access-Control-Allow-Origin regardless of bind interface. When the server binds a non-loopback address, an attacker page with a localhost Origin visited by a victim can read unauthenticated endpoints like /health cross-origin.
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://github.com/Jovancoding/Network-AI/security/advisories/GHSA-4pvg-m42h-c3x2 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/network-ai-before-5.15.2-cors-origin-validation-error... disclosure@vulncheck.com
- https://github.com/Jovancoding/Network-AI/security/advisories/GHSA-4pvg-m42h-c3x2 134c704f-9b21-4f2e-91b3-4a467353bcc0