CVE-2026-45323
MeshCore Card: XSS vulnerability through meshcore node name
CVSS Score
9.6
EPSS Score
0.0%
EPSS Percentile
0th
MeshCore Card provides MeshCore Lovelace card for Home Assistant. Prior to 0.3.3, Meshcore node names are rendered without HTML escaping in meshcore-card, allowing any node within direct or indirect (repeated) radio range to execute arbitrary javascript in the Home Assistant frontend of anyone viewing the card. This vulnerability is fixed in 0.3.3.
| CWE | CWE-79 |
| Vendor | jpettitt |
| Product | meshcore-card |
| Published | May 28, 2026 |
| Last Updated | May 29, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Affected Versions
jpettitt / meshcore-card
< 0.3.3