How severe is CVE-2022-45133?

CVE-2022-45133 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2022-45133 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-2022-45133?

CVE-2022-45133 affects Mahara. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-45133?

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

Does CVE-2022-45133 have an EU (EUVD) identifier?

Yes. CVE-2022-45133 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-48050.

When was CVE-2022-45133 published?

CVE-2022-45133 was published on 2025-08-22 and last updated on 2026-06-17.

CVE-2022-45133

CVE-2022-45133 is a medium-severity vulnerability in Mahara with a CVSS 3.x base score of 6.5. 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-26.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (23rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2022-48050
Weakness: CWE-26
Affected product: Mahara
Published: 2025-08-22
Last modified: 2026-06-17

Description

Mahara 21.10 before 21.10.6, 22.04 before 22.04.4, and 22.10 before 22.10.1 allows unsafe font upload for skins. A particularly structured XML file could allow one to traverse the server to obtain access to secure files or cause code execution based on the payload.

Frequently asked questions

What is CVE-2022-45133?: Mahara 21.10 before 21.10.6, 22.04 before 22.04.4, and 22.10 before 22.10.1 allows unsafe font upload for skins. A particularly structured XML file could allow one to traverse the server to obtain access to secure files or cause code execution based on the payload.
How severe is CVE-2022-45133?: CVE-2022-45133 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2022-45133 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-2022-45133?: CVE-2022-45133 affects Mahara. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-45133?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2022-45133 have an EU (EUVD) identifier?: Yes. CVE-2022-45133 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2022-48050.
When was CVE-2022-45133 published?: CVE-2022-45133 was published on 2025-08-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:*

More vulnerabilities in Mahara

CVE-2022-45134 — Critical (CVSS 9.8): Mahara 21.10 before 21.10.6, 22.04 before 22.04.4, and 22.10 before 22.10.1 deserializes user input unsafely during…
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