How severe is CVE-2025-59308?

CVE-2025-59308 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-59308 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-59308?

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

Does CVE-2025-59308 have an EU (EUVD) identifier?

Yes. CVE-2025-59308 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209574.

When was CVE-2025-59308 published?

CVE-2025-59308 was published on 2026-04-24 and last updated on 2026-06-17.

CVE-2025-59308

CVE-2025-59308 is a medium-severity vulnerability with a CVSS 3.x base score of 4.7. 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-284.

Key facts

Severity: Medium (CVSS 3.x base score 4.7)
EPSS exploit prediction: 0% (7th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-209574
Weakness: CWE-284
Published: 2026-04-24
Last modified: 2026-06-17

Description

In Mahara before 24.04.10 and 25 before 25.04.1, an institution administrator or institution support administrator on a multi-tenanted site can masquerade as an institution member in an institution for which they are not an administrator, if they also have the 'Site staff' role.

Frequently asked questions

What is CVE-2025-59308?: In Mahara before 24.04.10 and 25 before 25.04.1, an institution administrator or institution support administrator on a multi-tenanted site can masquerade as an institution member in an institution for which they are not an administrator, if they also have the 'Site staff' role.
How severe is CVE-2025-59308?: CVE-2025-59308 has a CVSS 3.x base score of 4.7, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-59308 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-59308?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-59308 have an EU (EUVD) identifier?: Yes. CVE-2025-59308 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-209574.
When was CVE-2025-59308 published?: CVE-2025-59308 was published on 2026-04-24 and last updated on 2026-06-17.

References

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