CVE-2025-24798
mediumpriority · track · 26EPSS 0.004 · 38 %ileEUUSEPSS · scored 2026-10-27
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.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (2)
Products and version ranges known to be affected.
- meshtastic meshtastic firmware1.2.1 → 2.6.2nvdUScpe:2.3:o:meshtastic:meshtastic_firmware:*:*:*:*:*:*:*:*
also known as (2)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (12)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2025-24798cnnvd
- https://github.com/meshtastic/firmware/blob/cdcbf4c61550e45c125e17a20aff4275e9389655/src/modules/RoutingModule.cpp#L44-L48cnnvd
- https://github.com/meshtastic/firmware/commit/dc100e4d3e3dfbf58d3ead8141a49cddb0cbdc19cnnvd
- https://github.com/meshtastic/firmware/releasesPatchcnnvd
- https://github.com/meshtastic/firmware/security/advisories/GHSA-4q84-546j-3mf5cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2025-24798cnnvd
- https://github.com/meshtastic/firmware/blob/cdcbf4c61550e45c125e17a20aff4275e9389655/src/modules/RoutingModule.cpp#L44-L48enisa_euvd
- https://github.com/meshtastic/firmware/commit/dc100e4d3e3dfbf58d3ead8141a49cddb0cbdc19enisa_euvd
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