What is the CVSS score of CVE-2024-27525?

CVE-2024-27525 has a CVSS 3.1 base score of 4.6 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L. EPSS exploitation probability: 0.4%.

Is there a public PoC exploit available for CVE-2024-27525?

Yes, a public proof-of-concept exploit is available for CVE-2024-27525. Prioritise patching immediately. EPSS: 0.4%.

Is there a patch available for CVE-2024-27525?

Yes, a patch is available for CVE-2024-27525. Update the affected software to the latest version immediately.

Chamilo Lms CVE-2024-27525

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2024-11-01 cve@mitre.org

PHP XSS Chamilo Lms Chamilo

4.6

CVSS 3.1 · Vendor: mitre

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Vulnerability Assessment

Weakness	CWE CWE-79 OWASP Top 10:2025 A05:2025 - Injection ASVS 5.0 V1 - Encoding and Sanitization Output encoding, context-aware escaping MITRE ATT&CK 2 techniques across 2 tactics: Initial Access, Execution The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up. Sign in to read
Impact	CVSS score of 4.6 (MEDIUM). Attack characteristics: network attack vector, high complexity, low privileges required, user interaction required. Public proof-of-concept exploit code is available.
Exploit ScenarioDerived	A remote attacker could inject malicious scripts into web pages viewed by other users by sending crafted requests to the affected application.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).

Patch available 0.4% exploitation probability (EPSS)

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AnalysisAI

Cross Site Scripting vulnerability in Chamilo LMS v.1.11.26 allows a remote attacker to escalate privileges via a crafted script to the filename parameter of the home.php component. Rated medium severity (CVSS 4.6), this vulnerability is remotely exploitable. Public exploit code available.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

Affects your stack

Find out whether the stacks and servers you run are on an affected version.

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Cross Site Scripting vulnerability in Chamilo LMS v.1.11.26 allows a remote attacker to escalate privileges via a crafted script to the filename parameter of the home.php component. Affected products include: Chamilo Chamilo Lms.

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Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (mitre) PRIMARY 4.6 MEDIUM

AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:L

Primary rating from Vendor (mitre) · only source for this CVE.

CVSS VectorVendor: mitre

Attack Vector

Network

Attack Complexity

High

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

Low

Integrity

Low

Availability

Low

DescriptionCVE.org

Cross Site Scripting vulnerability in Chamilo LMS v.1.11.26 allows a remote attacker to escalate privileges via a crafted script to the filename parameter of the home.php component.

Threat Intelligence Overview

EPSS Score

0.4%

Top 70% exploitable

Exploit

POC

Public exploit code exists

Data Quality

3 sources

Confidence: Low

NVD

CVE.org

EPSS

GitHub

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue

Severity MEDIUM

CISA KEV No

Public POC Yes

EPSS 0.4%

Patch available Yes

Active threat No

Deciding rule

MEDIUM severity (CVSS 4.0-6.9)

What every action level means

Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.

Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.

This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.

This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.

Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived

Scheduled

Exploitation· derived

Poc

System Exposure· derived

Open

Automatable· derived

Human Impact· derived

Medium

Priority Score

Low Medium High Critical

KEV: 0

EPSS: 0

CVSS: +23

PoC: +20

Weaponized: 0

Threat intel: 0

Gov advisory: 0

Attack Technique

Cross-Site Scripting MEDIUM

Cross-Site Scripting occurs when an application accepts untrusted data and sends it to a web browser without proper validation or encoding.

Affected Products (CPE)CVE.org

cpe:2.3:a:chamilo:chamilo_lms:1.11.26:-:*:*:*:*:*:*

More in Chamilo Lms

View all

CVE-2025-50187 CRITICAL Act Now POC

9.8 Mar 02

Chamilo LMS prior to 1.11.28 has a code injection through SOAP request parameters enabling remote code execution.

CVE-2025-50192 CRITICAL Act Now POC

9.8 Mar 02

Chamilo LMS prior to 1.11.30 has a time-based SQL injection in a different endpoint, providing an additional database ex

CVE-2025-50190 CRITICAL Act Now POC

9.8 Mar 02

Chamilo LMS prior to 1.11.30 has an error-based SQL injection enabling database extraction.

CVE-2021-35414 CRITICAL Act Now POC

9.8 Dec 03

Chamilo LMS v1.11.x was discovered to contain a SQL injection via the doc parameter in main/plagiarism/compilatio/upload

CVE-2019-13082 CRITICAL Act Now POC

9.8 Jun 30

Chamilo LMS 1.11.8 and 2.x allows remote code execution through an lp_upload.php unauthenticated file upload feature. Ra

CVE-2025-50199 CRITICAL Act Now POC

9.1 Mar 02

Chamilo LMS prior to 1.11.30 has a blind SSRF vulnerability enabling internal network reconnaissance from the learning p

CVE-2023-4220 MEDIUM This Month POC

6.1 Nov 28

Unrestricted file upload in big file upload functionality in `/main/inc/lib/javascript/bigupload/inc/bigUpload.php` in C

CVE-2025-50189 HIGH This Week POC

8.8 Mar 02

Chamilo is a learning management system. [CVSS 8.8 HIGH]

CVE-2025-52468 HIGH This Week POC

8.8 Mar 02

Chamilo is a learning management system. Prior to version 1.11.30, an input validation vulnerability exists when importi

CVE-2024-30616 HIGH This Week POC

8.8 Nov 04

Chamilo LMS 1.11.26 is vulnerable to Incorrect Access Control via main/auth/profile. Rated high severity (CVSS 8.8), thi

CVE-2023-4226 HIGH This Week POC

8.8 Nov 28

Unrestricted file upload in `/main/inc/ajax/work.ajax.php` in Chamilo LMS <= v1.11.24 allows authenticated attackers wit

CVE-2023-4225 HIGH This Week POC

8.8 Nov 28

Unrestricted file upload in `/main/inc/ajax/exercise.ajax.php` in Chamilo LMS <= v1.11.24 allows authenticated attackers

Same weakness CWE-79 – Cross-site Scripting (XSS)

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CVE-2020-3580 MEDIUM POC

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CVE-2013-7389 MEDIUM POC

4.3

CVE-2021-25299 MEDIUM POC

6.1

CVE-2014-2120 MEDIUM

6.1

CVE-2023-40000 HIGH POC

8.3

CVE-2016-8581 MEDIUM POC

6.1

CVE-2013-5223 MEDIUM POC

5.4

CVE-2025-52367 MEDIUM POC

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Same technique XSS

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CVE-2017-9248 CRITICAL POC

9.8

CVE-2013-1710 CRITICAL POC

10.0

CVE-2024-52875 HIGH POC

8.8

References

Advisories & patches

PATCH https://github.com/chamilo/chamilo-lms/commit/a63e03ef961e7bf2dab56f4ede6f87edef40ba0c

Search Externally

GitHub PoC

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