What is CVE-2020-19962?

CVE-2020-19962 is a medium-severity vulnerability in Chaoji Cms Project, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-10-14.

How severe is CVE-2020-19962?

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

XSS in Chaoji Cms Project

CVE-2020-19962

A stored cross-site scripting (XSS) vulnerability in the getClientIp function in /lib/tinwin.class.php of Chaoji CMS 2.39, allows attackers to execute arbitrary web scripts.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2021-10-14 · 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: 0.006 (45.7th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 46th percentile — 45.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

Chaoji Cms Project — versions 2.39

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/zhuxianjin/vuln_repo/blob/master/chaojicms_stored_xss.md (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-19962?: CVE-2020-19962 is a medium-severity vulnerability in Chaoji Cms Project, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-10-14.
How severe is CVE-2020-19962?: Medium severity. CVSS v3 base score is 5.4 out of 10.