CVE-2022-29584

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-04-28 · updated 2026-06-17
Weakness: CWE-79

Description

Mahara before 20.10.5, 21.04.4, 21.10.2, and 22.04.0 allows stored XSS when a particular Cascading Style Sheets (CSS) class for embedly is used, and JavaScript code is constructed to perform an action.

Affected products

mahara: before 20.10.5; from 21.04.0 before 21.04.4; from 21.10.0 before 21.10.2; 22.04.0-rc1 — fixed in 20.10.5, 21.04.4, 21.10.2

How to fix

Upgrade to a fixed version: mahara 20.10.5, 21.04.4, 21.10.2. Check the vendor advisory for mitigations.

References

https://bugs.launchpad.net/mahara/+bug/1968920
https://mahara.org/interaction/forum/topic.php?id=9095
https://bugs.launchpad.net/mahara/+bug/1968920
https://mahara.org/interaction/forum/topic.php?id=9095

Get alerted when CVE-2022-29584 or the next vulnerability affects your stack