CVE-2026-42163

CRITICAL 9.8CVE-2026-42163 · Published 17/08/2026 · updated 31/08/2026

In short

CVE-2026-42163 is a CRITICAL (CVSS 9.8) vulnerability.
Chance of exploitation in the next 30 days (EPSS): 0.48%, higher than 41.6% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
—	No affected product versions are listed for this vulnerability yet.

Description

Mahara before 25.04.5 and 26.04.0 is vulnerable to unauthorized access to internal accounts via Learning Tools Interoperability (LTI) under certain circumstances. This applies to LTI 1.1 and LTI 1.3 Advantage.

References

mahara.org/interaction/forum/topic.php

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