VDB-305322 · CVE-2025-26153 · GCVE-0-2025-26153

Chamilo LMS 1.11.28 Message Compose cross site scripting

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
2.3	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Chamilo LMS 1.11.28. The affected element is an unknown function of the component Message Compose Handler. The manipulation results in cross site scripting. This vulnerability is reported as CVE-2025-26153. The attack can be launched remotely. No exploit exists. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability was found in Chamilo LMS 1.11.28. It has been classified as problematic. Affected is an unknown part of the component Message Compose Handler. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. CVE summarizes:

A Stored XSS vulnerability exists in the message compose feature of Chamilo LMS 1.11.28. Attackers can inject malicious scripts into messages, which execute when victims, such as administrators, reply to the message.

The advisory is available at github.com. This vulnerability is traded as CVE-2025-26153 since 02/07/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. Additional levels of successful authentication are required for exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

Applying the patch beb07770d674fcc9db6df0e59aab107678c28682 is able to eliminate this problem. The bugfix is ready for download at github.com.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Content Management System

Vendor

Chamilo

Name

Version

1.11.28

License

open-source

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.4
VulDB Meta Temp Score: 2.3

VulDB Base Score: 2.4
VulDB Temp Score: 2.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: beb07770d674fcc9db6df0e59aab107678c28682

Timelineinfo

02/07/2025 🔍
04/16/2025 +68 days 🔍
04/17/2025 +0 days 🔍
04/17/2025 +0 days 🔍

Sourcesinfo

Advisory: beb07770d674fcc9db6df0e59aab107678c28682
Status: Confirmed

CVE: CVE-2025-26153 (🔍)
GCVE (CVE): GCVE-0-2025-26153
GCVE (VulDB): GCVE-100-305322

Entryinfo

Created: 04/17/2025 00:21
Changes: 04/17/2025 00:21 (58)
Complete: 🔍
Cache ID: 216::103