What is CVE-2020-19157?

CVE-2020-19157 is a medium-severity vulnerability in Wenkucms Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-09-15.

How severe is CVE-2020-19157?

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

XSS in Wenkucms Project

CVE-2020-19157

Cross Site Scripting (CSS) in Wenku CMS v3.4 allows remote attackers to execute arbitrary code via the 'Intro' parameter for the component '/index.php?m=ucenter&a=index'.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2021-09-15 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.010 (62.0th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Wenkucms Project — versions 3.4

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/TL-swallow/swallow/issues/14 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2020-19157?: CVE-2020-19157 is a medium-severity vulnerability in Wenkucms Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-09-15.
How severe is CVE-2020-19157?: Medium severity. CVSS v3 base score is 6.1 out of 10.