What is CVE-2022-0374?

CVE-2022-0374 is a medium-severity vulnerability in Livehelperchat Live Helper Chat, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2022-01-26.

How severe is CVE-2022-0374?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Livehelperchat Live Helper Chat

CVE-2022-0374

Cross-site Scripting (XSS) - Stored in Packagist remdex/livehelperchat prior to 3.93v.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-01-26 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.007 (50.9th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 50.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Livehelperchat Live Helper Chat
Livehelperchat Livehelperchat/livehelperchat — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

huntr.dev/bounties/f8b560a6-aa19-4262-8ae4-cf88204310ef (Exploit, Third Party Advisory)
github.com/livehelperchat/livehelperchat/commit/bbfaa26ce54a2a86ce1a42a16496038… (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2022-0374?: CVE-2022-0374 is a medium-severity vulnerability in Livehelperchat Live Helper Chat, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2022-01-26.
How severe is CVE-2022-0374?: Medium severity. CVSS v3 base score is 5.4 out of 10.