CVE-2026-42164

Published Aug 17, 2026 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
Description
Mahara before 25.04.5 and 26.04.0 is vulnerable in the Text block/section functionality when a call is crafted in a certain way that allows it to recall the backed-up content from another Text section.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Title Unauthorized Recall of Backed-up Content in Mahara Text Block
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'}

Type Values Removed Values Added
Title Unauthorized Recall of Backed-up Content in Mahara Text Block
Weaknesses CWE-200
Type Values Removed Values Added
First Time appeared Mahara
Mahara mahara
Vendors & Products Mahara
Mahara mahara
Type Values Removed Values Added
Description Mahara before 25.04.5 and 26.04.0 is vulnerable in the Text block/section functionality when a call is crafted in a certain way that allows it to recall the backed-up content from another Text section.
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 18, 2026, 12:21 PM
Reserved
Apr 24, 2026, 12:00 AM
Status
Deferred
Published
Aug 17, 2026, 11:16 PM
Modified
Aug 31, 2026, 8:12 PM