{"description":"Trending threats, MITRE ATT\u0026CK coverage, and detection metadata. Fed continuously.","favicon":"https://feed.craftedsignal.io/favicon-32x32.png","feed_url":"https://feed.craftedsignal.io/cpes/cpe2.3agodotsteamgodotsteam/feed.json","home_page_url":"https://feed.craftedsignal.io/","icon":"https://feed.craftedsignal.io/apple-touch-icon.png","items":[{"_cs_actors":[],"_cs_cpes":["cpe:2.3:a:godotsteam:godotsteam:*:*:*:*:*:*:*:*"],"_cs_cves":[{"cvss":6.5,"id":"CVE-2026-123017"}],"_cs_exploited":false,"_cs_has_poc":false,"_cs_poc_references":[],"_cs_products":["GodotSteam (4.17 through 4.23.2)"],"_cs_severities":["high"],"_cs_tags":[],"_cs_type":"advisory","_cs_vendors":["GodotSteam"],"content_html":"\u003cp\u003eGodotSteam versions 4.17 through 4.23.2 contain a vulnerability where the library fails to validate the peer ID transmitted in initial network packets against the Steam-verified account identity. In Godot, the server is identified by peer ID 1. Because the library accepts the peer ID provided by the sender without cross-referencing it with the Steam authentication layer, any connected client can spoof their ID as 1 and gain the privileges reserved for the game server.\u003c/p\u003e\n\u003ch2 id=\"impact\"\u003eImpact\u003c/h2\u003e\n\u003cp\u003eSuccessful exploitation allows a malicious client to impersonate the game server and issue administrative commands within the session.\u003c/p\u003e\n\u003ch2 id=\"recommendation\"\u003eRecommendation\u003c/h2\u003e\n\u003cul\u003e\n\u003cli\u003eUpdate GodotSteam to a patched version beyond 4.23.2 as soon as one is made available by the maintainers.\u003c/li\u003e\n\u003cli\u003eImplement server-side validation for all critical administrative actions to ensure that commands are only accepted when they originate from the host's actual SteamID, rather than relying solely on internal peer IDs.\u003c/li\u003e\n\u003cli\u003ePerform code audits on game logic that relies on the peer ID value provided by the GodotSteam library for authorization.\u003c/li\u003e\n\u003c/ul\u003e\n","date_modified":"2026-11-05T20:26:33Z","date_published":"2026-11-04T21:08:34Z","id":"https://feed.craftedsignal.io/briefs/2026-11-godotsteam-peer-id-spoofing/","summary":"A vulnerability in GodotSteam versions 4.17 through 4.23.2 allows any multiplayer peer to claim the server ID of 1, enabling unauthorized administrative command execution.","title":"GodotSteam: Server peer ID spoofing","url":"https://feed.craftedsignal.io/briefs/2026-11-godotsteam-peer-id-spoofing/"}],"language":"en","title":"CraftedSignal Threat Feed - Cpe:2.3:a:godotsteam:godotsteam:*:*:*:*:*:*:*:*","version":"https://jsonfeed.org/version/1.1"}