CVE-2025-55293

creationtimestamp| type| source ---|---|--- 2025-08-18 17:45:11+00:00| seen| https://infosec.exchange/users/cR0w/statuses/115051011155934268 2025-08-18 20:18:25+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3lwp7sl6utp2c 2025-08-19 06:01:30+00:00| seen|...

CVE-2025-55293 Meshtastic allows crafting of specific NodeInfo packets that overwrite any publicKey saved in the NodeDB

Meshtastic is an open source mesh networking solution. Prior to v2.6.3, an attacker can send NodeInfo with a empty publicKey first, then overwrite it with a new key. First sending a empty key bypasses 'if p.publickey.size 0 ', clearing the existing publicKey and resetting the size to 0 for a know...