How severe is CVE-2025-62394?

CVE-2025-62394 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 low, integrity none, and availability none.

Is CVE-2025-62394 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-62394?

CVE-2025-62394 affects Moodle. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-62394?

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

Does CVE-2025-62394 have an EU (EUVD) identifier?

Yes. CVE-2025-62394 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-35672.

When was CVE-2025-62394 published?

CVE-2025-62394 was published on 2025-10-23 and last updated on 2026-06-17.

CVE-2025-62394

CVE-2025-62394 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% (12th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-35672
Weakness: CWE-863
Affected product: Moodle
Published: 2025-10-23
Last modified: 2026-06-17

Description

Moodle failed to verify enrolment status correctly when sending quiz notifications. As a result, suspended or inactive users might receive quiz-related messages, leaking limited course information.

Frequently asked questions

What is CVE-2025-62394?: Moodle failed to verify enrolment status correctly when sending quiz notifications. As a result, suspended or inactive users might receive quiz-related messages, leaking limited course information.
How severe is CVE-2025-62394?: CVE-2025-62394 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 low, integrity none, and availability none.
Is CVE-2025-62394 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (12th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-62394?: CVE-2025-62394 affects Moodle. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-62394?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-62394 have an EU (EUVD) identifier?: Yes. CVE-2025-62394 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-35672.
When was CVE-2025-62394 published?: CVE-2025-62394 was published on 2025-10-23 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:

185.227.135.83 (ipv4-addr)
136.158.151.228 (ipv4-addr)
203.100.66.90 (ipv4-addr)