What’s Vulnerable › Vulnerabilities
CVE-2022-21830
- Severity: medium (CVSS 6.1 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.8% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2022-04-01 · updated 2026-06-17
- Weakness: CWE-79
Description
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.
Affected products
- Rocket.chat Livechat: before 1.9.0 — fixed in 1.9.0
How to fix
Upgrade to a fixed version: Rocket.chat Livechat 1.9.0. Check the vendor advisory for mitigations.
References
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