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.

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Solution

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Workaround

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History

Tue, 18 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
Title Unauthorized Internal Account Access via LTI in Mahara

Tue, 18 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Tue, 18 Aug 2026 00:45:00 +0000

Type Values Removed Values Added
Title Unauthorized Internal Account Access via LTI in Mahara
Weaknesses CWE-284

Mon, 17 Aug 2026 23:45:00 +0000

Type Values Removed Values Added
First Time appeared Mahara
Mahara mahara
Vendors & Products Mahara
Mahara mahara

Mon, 17 Aug 2026 22:15:00 +0000

Type Values Removed Values Added
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

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-08-18T12:28:29.179Z

Reserved: 2026-04-24T00:00:00.000Z

Link: CVE-2026-42163

cve-icon Vulnrichment

Updated: 2026-08-18T12:27:31.693Z

cve-icon NVD

Status : Received

Published: 2026-08-17T22:17:05.687

Modified: 2026-08-18T13:17:23.173

Link: CVE-2026-42163

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-18T15:15:03Z

Weaknesses