How severe is CVE-2020-9387?

CVE-2020-9387 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-2020-9387 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-2020-9387?

CVE-2020-9387 primarily affects Mahara. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2020-9387?

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

When was CVE-2020-9387 published?

CVE-2020-9387 was published on 2020-04-30 and last updated on 2026-06-17.

CVE-2020-9387

CVE-2020-9387 is a medium-severity vulnerability in Mahara 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-200.

Key facts

Severity: Medium (CVSS 3.x base score 4.3)
CVSS v2: 3.5
EPSS exploit prediction: 1% (50th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Mahara
Published: 2020-04-30
Last modified: 2026-06-17

Description

In Mahara 19.04 before 19.04.5 and 19.10 before 19.10.3, account details are shared in the Elasticsearch results for accounts that are not accessible when the config setting 'Isolated institutions' is turned on.

Frequently asked questions

What is CVE-2020-9387?: In Mahara 19.04 before 19.04.5 and 19.10 before 19.10.3, account details are shared in the Elasticsearch results for accounts that are not accessible when the config setting 'Isolated institutions' is turned on.
How severe is CVE-2020-9387?: CVE-2020-9387 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-2020-9387 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-2020-9387?: CVE-2020-9387 primarily affects Mahara. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2020-9387?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-9387 published?: CVE-2020-9387 was published on 2020-04-30 and last updated on 2026-06-17.

References

Affected products (3)

cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:20.04:rc1:*:*:*:*:*:*
cpe:2.3:a:mahara:mahara:20.04:rc2:*:*:*:*:*:*

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