CVE-2026-32111

🗓️ 11 Mar 2026 20:41:37Reported by GitHub_MType

cve🔗 web.nvd.nist.gov📰️ 1 Media mentions👁 16 Views🌐 WEB

Before version seven, unauthenticated URL requests via the OAuth consent form reveal internal networks through an error oracle.

Reporter	Title	Published	Views	Family All 14
ATTACKERKB	CVE-2026-32111	11 Mar 202620:41	–	attackerkb
CNNVD	The Unofficial and Awesome Home Assistant MCP Server 代码问题漏洞	11 Mar 202600:00	–	cnnvd
Cvelist	CVE-2026-32111 ha-mcp OAuth 2.1 DCR mode enables network reconnaissance via an error oracle	11 Mar 202620:41	–	cvelist
EUVD	EUVD-2026-11383	12 Mar 202614:23	–	euvd
Github Security Blog	ha-mcp OAuth 2.1 DCR mode enables network reconnaissance via an error oracle	12 Mar 202614:23	–	github
NVD	CVE-2026-32111	11 Mar 202621:16	–	nvd
OSV	CVE-2026-32111 ha-mcp OAuth 2.1 DCR mode enables network reconnaissance via an error oracle	11 Mar 202620:41	–	osv
OSV	GHSA-FMFG-9G7C-3VQ7 ha-mcp OAuth 2.1 DCR mode enables network reconnaissance via an error oracle	12 Mar 202614:23	–	osv
OSV	PYSEC-2026-2507 ha-mcp OAuth 2.1 DCR mode enables network reconnaissance via an error oracle	13 Jul 202614:36	–	osv
Positive Technologies	PT-2026-24837	11 Mar 202600:00	–	ptsecurity

NVD

Vulners

Node

homeassistant-ai home_assistant_mcp_serverRange<7.0.0

[
  {
    "vendor": "homeassistant-ai",
    "product": "ha-mcp",
    "versions": [
      {
        "version": "< 7.0.0",
        "status": "affected"
      }
    ]
  }
]

Source	Link
github	www.github.com/homeassistant-ai/ha-mcp/security/advisories/GHSA-fmfg-9g7c-3vq7

Parameter	Position	Path	Description	CWE
ha_url	request body	/api/config	OAuth consent form uses a user-supplied ha_url to perform a server-side request to ha_url/api/config without validating the URL, enabling internal network discovery.	CWE-918

17 Jun 2026 10:35Current

6Medium risk

Vulners AI Score6

CVSS 3.15.3

EPSS0.00278

SSVC

CWE-918