HIGH

CVE-2021-21433

CVSS v3

8.8

HIGH

EPSS Score

3.0 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2021-21433 yet.

Full record on NVD

Description

Discord Recon Server is a bot that allows you to do your reconnaissance process from your Discord. Remote code execution in version 0.0.1 would allow remote users to execute commands on the server resulting in serious issues. This flaw is patched in 0.0.2.

Technical details

Published: 2021-04-09

Frequently asked questions

What is CVE-2021-21433?

Is CVE-2021-21433 actively exploited?

Active exploitation of CVE-2021-21433 has not been confirmed. Its EPSS score was 3.0% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-21433?

CVE-2021-21433 has a CVSS v3 base score of 8.8 (HIGH severity).

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