PT-2026-44460 · Home Assistant · Meshcore-Card

Mxsasha · Published 2026-05-28 · Updated 2026-06-03 · CVE-2026-45323

Positive Technologies (AI Summary)

CVSS v3.1

9.6

Critical

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions MeshCore Card versions prior to 0.3.3

Description MeshCore Card provides a Lovelace card for Home Assistant. Node names are rendered without HTML escaping in the meshcore-card, which allows any node within direct or indirect radio range to execute arbitrary JavaScript in the Home Assistant frontend of users viewing the card. This is a Cross-Site Scripting (XSS) issue, where malicious scripts are injected into web pages viewed by other users.

Recommendations Update to version 0.3.3.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2026-45323

Affected Products

Meshcore-Card

References · 6

• 🔥 https://github.com/jpettitt/meshcore-card/security/advisories/GHSA-5vrg-xpcj-xppc · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-45323 · Security Note
• https://twitter.com/CVEnew/status/2060091985587749228 · Twitter Post
• https://twitter.com/infoflowcloud/status/2060093071560266002 · Twitter Post
• https://t.me/cveNotify/165842 · Telegram Post
• https://twitter.com/VulmonFeeds/status/2060107693705117734 · Twitter Post