CVE-2026-33402: SAK-52311: Sakai site-manage group titles can contain XSS content

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-03-26 · updated 2026-06-17
Weakness: CWE-79

Description

Sakai is a Collaboration and Learning Environment (CLE). In versions 23.0 through 23.4 and 25.0 through 25.1, group titles and description can contain cross-site scripting scripts. The patch is included in releases 25.2 and 23.5. As a workaround, one can check the SAKAI_SITE_GROUP table for titles and descriptions that contain this info.

Affected products

sakaiproject sakai: from 23.0 before 23.5; from 25.0 before 25.2 — fixed in 23.5, 25.2

How to fix

Upgrade to a fixed version: sakaiproject sakai 23.5, 25.2. Check the vendor advisory for mitigations.

References

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