What is CVE-2020-23983?

CVE-2020-23983 is a medium-severity vulnerability in Ichat Project, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-08-27.

How severe is CVE-2020-23983?

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

XSS in Ichat Project

CVE-2020-23983

Michael-design iChat Realtime PHP Live Support System 1.6 has persistent Cross-site Scripting via chat,text-filed tags.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-08-27 · 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 (47.0th percentile), scored 2026-10-05.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 47th percentile — 47.0% 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

Ichat Project — versions 1.6

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

packetstormsecurity.com/files/157594/iChat-1.6-Cross-Site-Scripting.html (Exploit, VDB Entry, Third Party Advisory, Release Notes)

Frequently asked questions

What is CVE-2020-23983?: CVE-2020-23983 is a medium-severity vulnerability in Ichat Project, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2020-08-27.
How severe is CVE-2020-23983?: Medium severity. CVSS v3 base score is 5.4 out of 10.