VULNERABILITY INTELLIGENCE

CVE-2025-21608

CVSS score5.3 MEDIUM
EPSS probability0.37%
CISA KEVNot currently listed
Published2025-02-18
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Description

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.

Weakness classification

  • security-advisories@github.com: CWE-668

Primary references