CVE-2026-123017

EUVD-2026-117358
GodotSteam 4.17 through 4.23.2 trusts the peer value of 1 to mean that a player is the server. A grant_gold(1000000) call can be forged.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
6.5 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 17.53%
Common Weakness Enumeration
References
https://axeghost.offprint.app/a/3mzhxoqpnh423-any-networked-co-player-can-act-as-the-server-in-a-godotsteam-game
https://codeberg.org/godotsteam/godotsteam
https://github.com/bitbutter/godot-security-pocs/tree/main/2026-11-godotsteam-peer-id-claim
https://www.openwall.com/lists/oss-security/2026/11/04/11
http://www.openwall.com/lists/oss-security/2026/11/05/5