What is CVE-2013-0739?

CVE-2013-0739 is a medium-severity vulnerability in Chamilo, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-01-30.

How severe is CVE-2013-0739?

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

XSS in Chamilo

CVE-2013-0739

Chamilo 1.9.4 has XSS due to improper validation of user-supplied input by the chat.php script.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-01-30 · last modified 2026-06-16.

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: 0.008 (54.7th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 54.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Chamilo — versions 1.9.4

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.securityfocus.com/bid/58735 (VDB Entry, Third Party Advisory)
exchange.xforce.ibmcloud.com/vulnerabilities/83105 (VDB Entry, Third Party Advisory)

Frequently asked questions

What is CVE-2013-0739?: CVE-2013-0739 is a medium-severity vulnerability in Chamilo, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-01-30.
How severe is CVE-2013-0739?: Medium severity. CVSS v3 base score is 6.1 out of 10.