In Mahara before 20.10.5, 21.04.4, 21.10.2, and 22.04.0, a site using Isolated Institutions is vulnerable if more than ten groups are used. They are all shown from page 2 of the group results list (rather than only being shown for the institution that the viewer is a member of).
Conclusion & alert: CVE-2022-29585 is rated Moderate Risk (50.1/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.97%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-22 | 0.95% | 0.97% | +0.02% |
| 2 | 2026-06-15 | 0.24% | 0.95% | +0.71% |
| 3 | 2025-05-10 | — | 0.24% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.5 | 3.1 | HIGH |
|
3.9 | 3.6 | [email protected] |
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| mahara | mahara | < 20.10.5 | cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:* |
| mahara | mahara | >= 21.04.0, < 21.04.4 | cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:* |
| mahara | mahara | >= 21.10.0, < 21.10.2 | cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:* |
| mahara | mahara | 22.04.0 | cpe:2.3:a:mahara:mahara:22.04.0:rc1:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://bugs.launchpad.net/mahara/+bug/1922226 | Vendor Advisory |
| https://mahara.org/interaction/forum/topic.php?id=9093 | Vendor Advisory |