Vulnerability in Mahara

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.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.003 (25.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 25.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-45133: held from 0.003 to 0.003.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2022-45133?
CVE-2022-45133 is a medium-severity vulnerability in Mahara, classified under CWE-26. CVSS score: 6.5/10. Published 2025-08-22.
How severe is CVE-2022-45133?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2022-45133 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.