What is CVE-2020-19000?

CVE-2020-19000 is a medium-severity vulnerability in Simiki Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-08-27.

How severe is CVE-2020-19000?

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

XSS in Simiki Project

CVE-2020-19000

Cross Site Scripting (XSS) in Simiki v1.6.2.1 and prior allows remote attackers to execute arbitrary code via line 54 of the component 'simiki/blob/master/simiki/generators.py'.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2021-08-27 · 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: 0.011 (64.9th percentile), scored 2026-10-02.

Low probability of exploitation in the next 30 days, but still tracked. 65th percentile — 64.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Simiki Project — versions 1.6.2.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/tankywoo/simiki/issues/123 (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2020-19000?: CVE-2020-19000 is a medium-severity vulnerability in Simiki Project, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2021-08-27.
How severe is CVE-2020-19000?: Medium severity. CVSS v3 base score is 6.1 out of 10.