How severe is CVE-2023-1402?

CVE-2023-1402 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-2023-1402 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-1402?

CVE-2023-1402 primarily affects Moodle. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-1402?

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

When was CVE-2023-1402 published?

CVE-2023-1402 was published on 2023-03-23 and last updated on 2026-06-17.

CVE-2023-1402

CVE-2023-1402 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-668.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-668
Affected product: Moodle
Published: 2023-03-23
Last modified: 2026-06-17

Description

The course participation report required additional checks to prevent roles being displayed which the user did not have access to view.

Frequently asked questions

What is CVE-2023-1402?: The course participation report required additional checks to prevent roles being displayed which the user did not have access to view.
How severe is CVE-2023-1402?: CVE-2023-1402 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-2023-1402 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (50th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-1402?: CVE-2023-1402 primarily affects Moodle. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-1402?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-1402 published?: CVE-2023-1402 was published on 2023-03-23 and last updated on 2026-06-17.

References

Affected products (6)

cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:3.9.0:-:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:3.11.0:-:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:4.0.0:-:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:4.1.0:-:*:*:*:*:*:*
cpe:2.3:a:moodle:moodle:4.1.1:*:*:*:*:*:*:*

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CVE-2004-2236 — Critical (CVSS 10.0): Unknown vulnerability in Moodle before 1.3.3 has unknown impact and attack vectors, related to language setting.
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