What is the CVSS score of CVE-2025-3635?

CVE-2025-3635 has a CVSS 3.1 base score of 3.5 (Low). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N. EPSS exploitation probability: 0.1%.

Which versions of Moodle are affected by CVE-2025-3635?

CVE-2025-3635 is a low-severity vulnerability in A security vulnerability involving CSRF (CVSS 3.5).. A patch is available.

How to fix or mitigate CVE-2025-3635?

During next maintenance window: Apply vendor patches when convenient. Verify CSRF controls are in place.

Moodle CVE-2025-3635

LOW

Cross-Site Request Forgery (CSRF) (CWE-352)

2025-04-25 patrick@puiterwijk.org

CSRF Moodle

3.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

3.5 LOW

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

Patch released

Mar 31, 2026 - 21:13 nvd

Patch available

Analysis Generated

Mar 28, 2026 - 18:38 vuln.today

CVE Published

Apr 25, 2025 - 15:15 nvd

LOW 3.5

DescriptionCVE.org

AnalysisAI

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). Rated low severity (CVSS 3.5), this vulnerability is remotely exploitable, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Request Forgery (CSRF) (CWE-352), which allows attackers to trick authenticated users into performing unintended actions. 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. Affected products include: Moodle.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Implement anti-CSRF tokens, validate Origin/Referer headers, use SameSite cookie attribute.

CVE-2025-3635 vulnerability details – vuln.today

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