What is CVE-2023-43828?

CVE-2023-43828 is a medium-severity vulnerability in Intelliants Subrion, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-09-27.

How severe is CVE-2023-43828?

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

XSS in Intelliants Subrion

CVE-2023-43828

A Cross-site scripting (XSS) vulnerability in /panel/languages/ of Subrion v4.2.1 allow attackers to execute arbitrary web scripts or HTML via a crafted payload injected into 'Title' parameter.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-09-27 · 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: 0.005 (40.0th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 40th percentile — 40.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Intelliants Subrion — versions 4.2.1

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/al3zx/xss_languages_subrion_4.2.1 (Product, Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-43828?: CVE-2023-43828 is a medium-severity vulnerability in Intelliants Subrion, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2023-09-27.
How severe is CVE-2023-43828?: Medium severity. CVSS v3 base score is 5.4 out of 10.