What is CVE-2021-3813?

CVE-2021-3813 is a medium-severity vulnerability in Chatwoot, classified under Improper Privilege Management. CVSS score: 6.5/10. Published 2022-02-09.

How severe is CVE-2021-3813?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Chatwoot

CVE-2021-3813

Improper Privilege Management in GitHub repository chatwoot/chatwoot prior to v2.2.

Vulnerability class: Privilege Escalation

Published 2022-02-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.011 (63.9th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Chatwoot
Chatwoot Chatwoot/chatwoot — versions unspecified

Weakness classification (CWE)

References

huntr.dev/bounties/36f02c4f-cf1c-479e-a1ad-091a1ac7cb56 (Exploit, Patch, Third Party Advisory)
github.com/chatwoot/chatwoot/commit/9454c6b14f75e778ef98cf84bdafdf0ed8ae5705 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2021-3813?: CVE-2021-3813 is a medium-severity vulnerability in Chatwoot, classified under Improper Privilege Management. CVSS score: 6.5/10. Published 2022-02-09.
How severe is CVE-2021-3813?: Medium severity. CVSS v3 base score is 6.5 out of 10.