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Vulnerability record · CVE-2026-47171 · published 11 June 2026

CVE-2026-47171: Quest Bot is an opensource modern Discord Bot built for moderation, utilities and support.

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.

8.8 CVSS 4.0 High EPSS 0.45% · top 63.9% CWE-116 · CWE-116 Deferred
8.8CVSS 4.0 base score
0.45%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
3References
17 Jun 2026Last modified by NVD

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.

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:H/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:

References

LinkTags
https://github.com/duck-organization/questbot/releases/tag/questbot-v1.0.3
https://github.com/duck-organization/questbot/security/advisories/GHSA-vmgg-f3m4-6fcv
https://github.com/duck-organization/questbot/security/advisories/GHSA-vmgg-f3m4-6fcv

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Source: NIST National Vulnerability Database (record CVE-2026-47171), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.