What is CVE-2022-21830?

CVE-2022-21830 is a medium-severity vulnerability in Rocket.chat Livechat, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-04-01.

How severe is CVE-2022-21830?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Rocket.chat Livechat

CVE-2022-21830

A blind self XSS vulnerability exists in RocketChat LiveChat <v1.9 that could allow an attacker to trick a victim pasting malicious code in their chat instance.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.008 (52.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Rocket.chat Livechat
N/a Rocket.chat Livechat — versions Fixed in v1.9

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

support@hackerone.com (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2022-21830?: CVE-2022-21830 is a medium-severity vulnerability in Rocket.chat Livechat, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2022-04-01.
How severe is CVE-2022-21830?: Medium severity. CVSS v3 base score is 6.1 out of 10.