What is CVE-2023-37066?

CVE-2023-37066 is a medium-severity vulnerability in Chamilo, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2023-07-07.

How severe is CVE-2023-37066?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Chamilo

CVE-2023-37066

Chamilo 1.11.x up to 1.11.20 allows users with admin privilege account to insert XSS in the skills wheel.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2023-07-07 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.004 (29.9th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 30th percentile — 29.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Chamilo

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/chamilo/chamilo-lms/commit/4f7b5ebf90c35999917c231276e47a4184275690 (Patch)
support.chamilo.org/projects/1/wiki/Security_issues (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2023-37066?: CVE-2023-37066 is a medium-severity vulnerability in Chamilo, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2023-07-07.
How severe is CVE-2023-37066?: Medium severity. CVSS v3 base score is 4.8 out of 10.