CVE-2022-21830
MEDIUMCVSS 6.1/10EPSS 0.76%
Last modified
CVE-2022-21830 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. 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.. EPSS estimates a 0.76% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Rocket.Chat | Livechat | < 1.9.0 |
References
- https://hackerone.com/reports/1091118Exploit, Third Party Advisory
- https://hackerone.com/reports/1091118Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is 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.
How severe is CVE-2022-21830?
CVE-2022-21830 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.76% probability of exploitation in the next 30 days.
How do I fix CVE-2022-21830?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2022-21830?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST