XSS in Chamilo Lms
CVE-2021-37391
A user without privileges in Chamilo LMS 1.11.14 can send an invitation message to another user, e.g., the administrator, through main/social/search.php, main/inc/lib/social.lib.php and steal cookies or execute arbitrary code on the administration side via a stored XSS vulnerability via social network the send invitation feature.
Vulnerability class: XSS (Cross-Site Scripting)
EPSS: 0.021 (80.5th percentile) — read the EPSS interpretation.
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.
Affected products
- Chamilo Chamilo_lms
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-37391?
- CVE-2021-37391 is a medium-severity vulnerability in Chamilo Lms, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2021-08-10.
- How severe is CVE-2021-37391?
- Medium severity. CVSS v3 base score is 5.4 out of 10.
- Is CVE-2021-37391 known to be exploited?
- 5 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.