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CVE-2021-37391

MEDIUM
5.4
CVSS Score
Published: August 10, 2021 at 07:02 PM UTC
Updated: June 17, 2026 at 04:00 AM UTC
1 product affected across 1 vendorChamilo LMS

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Severity
MEDIUM5.4
Exploit prediction
EPSS 2%

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Chamilo LMS· Chamilo
95%
1.11.0 ≤ v < 1.11.14
Affected range stops below 1.11.14, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (2)

x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://gitbook.seguranca-informatica.pt/cve-and-exploits/cves/chamilo-lms-1.11.14-xss-vulnerabilities
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/chamilo/chamilo-lms/commit/de43a77049771cce08ea7234c5c1510b5af65bc8

CVSS

5.4MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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