How severe is CVE-2025-3644?

CVE-2025-3644 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2025-3644 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-3644?

CVE-2025-3644 affects Moodle. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-3644?

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

Does CVE-2025-3644 have an EU (EUVD) identifier?

Yes. CVE-2025-3644 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12517.

When was CVE-2025-3644 published?

CVE-2025-3644 was published on 2025-04-25 and last updated on 2026-06-17.

CVE-2025-3644

CVE-2025-3644 is a medium-severity vulnerability in Moodle with a CVSS 3.x base score of 4.3. 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-863.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-12517
Weakness: CWE-863
Affected product: Moodle
Published: 2025-04-25
Last modified: 2026-06-17

Description

A flaw was found in Moodle. Additional checks were required to prevent users from deleting course sections they did not have permission to modify.

Frequently asked questions

What is CVE-2025-3644?: A flaw was found in Moodle. Additional checks were required to prevent users from deleting course sections they did not have permission to modify.
How severe is CVE-2025-3644?: CVE-2025-3644 has a CVSS 3.x base score of 4.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2025-3644 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-3644?: CVE-2025-3644 affects Moodle. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-3644?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-3644 have an EU (EUVD) identifier?: Yes. CVE-2025-3644 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12517.
When was CVE-2025-3644 published?: CVE-2025-3644 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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Threat intelligence

Threat-intel indicators referencing this CVE:

190.128.224.134 (ipv4-addr)
103.210.35.122 (ipv4-addr)
212.125.4.206 (ipv4-addr)
203.100.66.90 (ipv4-addr)