VDB-305979 · CVE-2025-3635 · Nessus 261479

Moodle User Tours Manager cross-site request forgery

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.
3.9	$0-$5k	0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Moodle. This vulnerability affects unknown code of the component User Tours Manager. Performing a manipulation results in cross-site request forgery. This vulnerability is cataloged as CVE-2025-3635. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability was found in Moodle (affected version not known). It has been classified as problematic. This affects some unknown functionality of the component User Tours Manager. The manipulation with an unknown input leads to a cross-site request forgery vulnerability. CWE is classifying the issue as CWE-352. The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request. This is going to have an impact on integrity. The summary by CVE is:

A security vulnerability was discovered in Moodle that allows anyone to duplicate existing tours without needing to log in due to a lack of protection against cross-site request forgery (CSRF) attacks.

It is possible to read the advisory at bugzilla.redhat.com. This vulnerability is uniquely identified as CVE-2025-3635 since 04/15/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/08/2025).

The vulnerability scanner Nessus provides a plugin with the ID 261479 (Linux Distros Unpatched Vulnerability : CVE-2025-3635), which helps to determine the existence of the flaw in a target environment.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at Tenable (261479). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Learning Management Software

Name

Moodle

License

open-source

Website

Product: https://moodle.org/

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.9
VulDB Meta Temp Score: 3.9

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 3.5
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross-site request forgery
CWE: CWE-352 / CWE-862 / CWE-863
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

Nessus ID: 261479
Nessus Name: Linux Distros Unpatched Vulnerability : CVE-2025-3635

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/15/2025 🔍
04/22/2025 +7 days 🔍
04/23/2025 +0 days 🔍
09/08/2025 +138 days 🔍

Sourcesinfo

Product: moodle.org

Advisory: bugzilla.redhat.com
Status: Not defined

CVE: CVE-2025-3635 (🔍)
GCVE (CVE): GCVE-0-2025-3635
GCVE (VulDB): GCVE-100-305979

Entryinfo

Created: 04/23/2025 01:36
Updated: 09/08/2025 03:36
Changes: 04/23/2025 01:36 (50), 06/24/2025 22:33 (13), 09/08/2025 03:36 (2)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.