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CVE-2025-24798

Meshtastic is an open source mesh networking solution. From 1.2.1 until 2.6.2, a packet sent to the routing module that contains want_response==true causes a crash. This can lead to a degradation of service for nodes within range of a malicious sender, or via MQTT if downlink is enabled. This vulnerability is fixed in 2.6.2.

Published

2025-07-10T22:15:24.387

Last Modified

2025-07-15T13:14:49.980

Status

Awaiting Analysis

Source

[email protected]

Severity

CVSSv3.1: 4.3 (MEDIUM)

Weaknesses

Type: Primary
CWE-617

Affected Vendors & Products

References

https://github.com/meshtastic/firmware/blob/cdcbf4c61550e45c125e17a20aff4275e9389655/src/modules/RoutingModule.cpp#L44-L48 ([email protected])
https://github.com/meshtastic/firmware/commit/dc100e4d3e3dfbf58d3ead8141a49cddb0cbdc19 ([email protected])
https://github.com/meshtastic/firmware/security/advisories/GHSA-4q84-546j-3mf5 ([email protected])