What is CVE-2022-42707?

CVE-2022-42707 is a high-severity vulnerability in Mahara, classified under Improper Access Control. CVSS score: 7.5/10. Published 2022-11-06.

How severe is CVE-2022-42707?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in Mahara

CVE-2022-42707

In Mahara 21.04 before 21.04.7, 21.10 before 21.10.5, 22.04 before 22.04.3, and 22.10 before 22.10.0, embedded images are accessible without a sufficient permission check under certain conditions.

Published 2022-11-06 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.007 (51.5th percentile), scored 2026-10-20.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 51st percentile — 51.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: +0.000

Affected products

Mahara — versions 22.10.0

Weakness classification (CWE)

CWE-284 — Improper Access Control

References

bugs.launchpad.net/mahara/+bug/1991157 (Vendor Advisory)
mahara.org/interaction/forum/topic.php (Vendor Advisory)

Frequently asked questions

What is CVE-2022-42707?: CVE-2022-42707 is a high-severity vulnerability in Mahara, classified under Improper Access Control. CVSS score: 7.5/10. Published 2022-11-06.
How severe is CVE-2022-42707?: High severity. CVSS v3 base score is 7.5 out of 10.