CVE-2026-104480
Severity not reportedDiscord libdave before 1.2.0 did not reject an MLS Welcome message when the resulting group roster contained an unrecognized participant.
Discord libdave before 1.2.0 did not reject an MLS Welcome message when the resulting group roster contained an unrecognized participant. An attacker in control of the DAVE signaling path (the voice gateway, or an equivalent position able to add, alter, or withhold signaling messages to a client) could cause affected clients to accept an unauthorized member into the end-to-end encrypted media session, compromising the confidentiality and integrity of audio and video.
Affected products
Not reported by the source (unknown — not "none").
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
No vendor advisory or patch reference tagged by NVD. Check the references below.
References
- https://daveprotocol.com/ 4ac701fe-44e9-4bcd-9585-dd6449257611
- https://github.com/discord/libdave 4ac701fe-44e9-4bcd-9585-dd6449257611
- https://github.com/discord/libdave/commit/9686fbaea864aa19f0675e486672b6a77811b6a1 4ac701fe-44e9-4bcd-9585-dd6449257611
- https://github.com/discord/libdave/releases/tag/v1.2.0/cpp 4ac701fe-44e9-4bcd-9585-dd6449257611
