CVEvulnerability
CVE-2026-102878
8.6 HIGH
Official page ↗
- Status
- Deferred
- Published
- 2026-09-29
- Last modified
- 2026-09-30
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 8.6 HIGH — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 8.1 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-346
Description
mcp-chrome-bridge through 1.0.31 contains an origin validation error in the native-server HTTP API that allows attackers to bypass CORS restrictions. Attackers can craft malicious web pages that make cross-origin requests to the local server and invoke browser automation tools including script execution, page content reading, and screenshot capture.
Related
Weakness · CWE (1)
- CWE-346 Origin Validation Error weakness
References
- https://github.com/hangwin/mcp-chrome github.com
- https://github.com/hangwin/mcp-chrome/blob/v1.0.0/app/native-server/src/server/index.ts github.com
- https://github.com/hangwin/mcp-chrome/issues/384 github.com
- https://www.vulncheck.com/advisories/mcp-chrome-bridge-through-1.0.31-cors-origin-bypass www.vulncheck.com
- https://github.com/hangwin/mcp-chrome/issues/384 github.com