Microsoft Playwright MCP Server < 0.0.40 DNS Rebinding via Missing Origin Header Validation

These records connect through source-stated identifiers. Shared identifiers or dates alone do not establish shared exposure, root cause or applicability.

CVE-2025-9611 · Microsoft / collected KEV context

EUVD-2026-1179

GHSA-6fg3-hvw7-2fwq

GHSA-8rgw-6xp9-2fg3

cve-program · CVE-2025-9611

• https://github.com/JLLeitschuh/security-research/security/advisories/GHSA-8rgw-6xp9-2fg3
• https://github.com/microsoft/playwright/commit/1313fbd
• https://www.vulncheck.com/advisories/microsoft-playwright-mcp-server-dns-rebinding-via-missing-origin-header-validation

euvd · EUVD-2026-1179

• https://github.com/JLLeitschuh/security-research/security/advisories/GHSA-8rgw-6xp9-2fg3
• https://github.com/microsoft/playwright/commit/1313fbd
• https://www.vulncheck.com/advisories/microsoft-playwright-mcp-server-dns-rebinding-via-missing-origin-header-validation

nvd · CVE-2025-9611

• https://github.com/JLLeitschuh/security-research/security/advisories/GHSA-8rgw-6xp9-2fg3
• https://github.com/microsoft/playwright/commit/1313fbd
• https://www.vulncheck.com/advisories/microsoft-playwright-mcp-server-dns-rebinding-via-missing-origin-header-validation

osv · GHSA-6fg3-hvw7-2fwq

• https://github.com/JLLeitschuh/security-research/security/advisories/GHSA-8rgw-6xp9-2fg3
• https://nvd.nist.gov/vuln/detail/CVE-2025-9611
• https://github.com/microsoft/playwright-mcp/issues/1206
• https://github.com/microsoft/playwright/commit/1313fbd
• https://github.com/microsoft/playwright-mcp
• https://msrc.microsoft.com/report/vulnerability/VULN-164412
• https://www.vulncheck.com/advisories/microsoft-playwright-mcp-server-dns-rebinding-via-missing-origin-header-validation

No related operational record is retained in the current change model.