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OpenAdvisories
High · 8.8 CVE-2026-47171 EUVD-2026-36299

Quest Bot: Reminder messages allow stored mass mentions through `@everyone` and `@here`

Published Jun 11, 2026 · Updated Jun 11, 2026 · Assigned by GitHub_M

Description

Quest Bot is an opensource modern Discord Bot built for moderation, utilities and support. Prior to version 1.0.3, a normal user can create a reminder whose message contains @everyone or @here. When the reminder triggers, the bot sends the stored message back into the channel without suppressing mass mentions. If the bot has permission to mention everyone, the reminder can ping the entire server or channel later. This issue has been patched in version 1.0.3.

Affected products

VendorProductAffectedFixed
duck-organization quest-bot < 1.0.3 —

References