CVE-2026-32112 describes a Cross-Site Scripting (XSS) vulnerability in the Home Assistant MCP Server (ha-mcp) OAuth consent form, affecting versions prior to 7.0.0 when running in beta OAuth mode (ha-mcp-oauth). An attacker could exploit this by crafting a malicious authorization URL and convincing a server operator to click it, leading to client-side JavaScript execution. Rated as Medium severity (CVSS 4.7) with high attack complexity, it primarily poses a low risk to confidentiality and integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion or media coverage for this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 7.0.0CPE matchmatch criteria | cpe:2.3:a:homeassistant-ai:home_assistant_mcp_server:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.2 Bluesky, 0.0 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.2 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.