Is CVE-2025-3637 in the CISA KEV catalog?

No. CVE-2025-3637 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2025-3637?

CVE-2025-3637 has a CVSS v3 base score of 3.1 (LOW).

What is the EPSS score for CVE-2025-3637?

CVE-2025-3637 has an EPSS score of 0.30% (21th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2025-3637?

Upgrade moodle to 4.5.4 or later.

CVE & CISA-KEV Catalog

CVE-2025-3637

LOW

3.1

CVSS v3

NVD

Description

A security vulnerability was found in Moodle where confidential information that prevents cross-site request forgery (CSRF) attacks was shared publicly through the site's URL. This vulnerability occurred specifically on two types of pages within the mod_data module: edit and delete pages.

CWE-598

How to fix

Remediation Available

moodleNVD

Affected:>= 4.5.0, < 4.5.4Fixed in:4.5.4CVE-2025-3637derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.30%probability of exploitation in 30 days

21stpercentile

Low risk: more likely to be exploited than 21% of all known CVEs.

References

Patch1

git.moodle.org

Third-Party Advisory1

access.redhat.com

Issue Tracking1

bugzilla.redhat.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-06-24.