CVE-2025-21608
Forged packets over MQTT can show up in direct messages in Meshtastic firmware
Summary
Forged packets over MQTT can show up in direct messages in Meshtastic firmware
Original description
The description as published by the source.
Meshtastic is an open source mesh networking solution. In affected firmware versions crafted packets over MQTT are able to appear as a DM in client to a node even though they were not decoded with PKC. This issue has been addressed in version 2.5.19 and all users are advised to upgrade. There are no known workarounds for this vulnerability.
Source: OSV.dev (Open Source Vulnerabilities) NVD GitHub Advisory OSV
References
- advisory github.com
- advisory github.com
- advisory nvd.nist.gov