How severe is CVE-2025-3637?

CVE-2025-3637 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2025-3637 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-3637?

CVE-2025-3637 affects Moodle. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-3637?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2025-3637 have an EU (EUVD) identifier?

Yes. CVE-2025-3637 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12524.

When was CVE-2025-3637 published?

CVE-2025-3637 was published on 2025-04-25 and last updated on 2026-06-17.

CVE-2025-3637

CVE-2025-3637 is a low-severity vulnerability in Moodle with a CVSS 3.x base score of 3.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-598.

Key facts

Severity: Low (CVSS 3.x base score 3.1)
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-12524
Weakness: CWE-598
Affected product: Moodle
Published: 2025-04-25
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2025-3637?: 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.
How severe is CVE-2025-3637?: CVE-2025-3637 has a CVSS 3.x base score of 3.1, rated low severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2025-3637 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-3637?: CVE-2025-3637 affects Moodle. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-3637?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-3637 have an EU (EUVD) identifier?: Yes. CVE-2025-3637 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12524.
When was CVE-2025-3637 published?: CVE-2025-3637 was published on 2025-04-25 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*

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