What is CVE-2015-9540?

CVE-2015-9540 is a medium-severity vulnerability in Chamilo Lms, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2020-01-04.

How severe is CVE-2015-9540?

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

Open Redirect in Chamilo Lms

CVE-2015-9540

Chamilo LMS through 1.9.10.2 allows a link_goto.php?link_url= open redirect, a related issue to CVE-2015-5503.

Vulnerability class: Open Redirect

Published 2020-01-04 · 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: 0.007 (50.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 50.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000

Affected products

Chamilo Lms

Weakness classification (CWE)

CWE-601 — URL Redirection to Untrusted Site (Open Redirect)

References

support.chamilo.org/projects/1/wiki/Security_issues (Exploit, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2015-9540?: CVE-2015-9540 is a medium-severity vulnerability in Chamilo Lms, classified under URL Redirection to Untrusted Site (Open Redirect). CVSS score: 6.1/10. Published 2020-01-04.
How severe is CVE-2015-9540?: Medium severity. CVSS v3 base score is 6.1 out of 10.