CVE-2026-47163

CVE-2026-47163 is a high-severity vulnerability with a CVSS 4.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-862.

Key facts

Description

Quest Bot is an opensource modern Discord Bot built for moderation, utilities and support. Prior to version 1.0.1, any guild member who can invoke slash commands can use /automod add, /automod remove, and /automod list because the command has no Discord default permission requirement and no runtime moderator permission check. An attacker can add a rule matching common text and make the bot delete other users’ messages. This issue has been patched in version 1.0.1.

Frequently asked questions

What is CVE-2026-47163?
Quest Bot is an opensource modern Discord Bot built for moderation, utilities and support. Prior to version 1.0.1, any guild member who can invoke slash commands can use /automod add, /automod remove, and /automod list because the command has no Discord default permission requirement and no runtime moderator permission check. An attacker can add a rule matching common text and make the bot delete other users’ messages. This issue has been patched in version 1.0.1.
How severe is CVE-2026-47163?
CVE-2026-47163 has a CVSS 4.0 base score of 7.2, rated high severity.
Is CVE-2026-47163 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2026-47163?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2026-47163 have an EU (EUVD) identifier?
Yes. CVE-2026-47163 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-36298.
When was CVE-2026-47163 published?
CVE-2026-47163 was published on 2026-06-11 and last updated on 2026-06-17.

References

Other CWE-862 (Missing Authorization) vulnerabilities

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