What’s Vulnerable › Vulnerabilities

CVE-2020-15140: Remote Code Execution in Red Discord Bot

• Severity: critical (CVSS 9.6 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-08-21 · updated 2026-06-17
• Weakness: CWE-74

Description

In Red Discord Bot before version 3.3.11, a RCE exploit has been discovered in the Trivia module: this exploit allows Discord users with specifically crafted usernames to inject code into the Trivia module's leaderboard command. By abusing this exploit, it's possible to perform destructive actions and/or access sensitive information. This critical exploit has been fixed on version 3.3.11.

Affected products

• Cog-Creators Red-DiscordBot: before 3.3.11 — fixed in 3.3.11

How to fix

Upgrade to a fixed version: Cog-Creators Red-DiscordBot 3.3.11. Check the vendor advisory for mitigations.

References

• https://github.com/Cog-Creators/Red-DiscordBot/pull/4175/commits/9ab536235bafc2b42c3c17d7ce26f1cc64482a81
• https://github.com/Cog-Creators/Red-DiscordBot/security/advisories/GHSA-55j9-849x-26h4
• https://github.com/Cog-Creators/Red-DiscordBot/pull/4175/commits/9ab536235bafc2b42c3c17d7ce26f1cc64482a81
• https://github.com/Cog-Creators/Red-DiscordBot/security/advisories/GHSA-55j9-849x-26h4

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