CVE-2026-42164

9.8 criticalEPSS 0.6%

Critical (9.8). EPSS 0.6% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 46% of CVEs (scores of 2026-10-31)
CWE: CWE-200
Published: 2026-08-17
Modified: 2026-08-31
Record from: the NVD, synced 2026-10-19

References

https://mahara.org
https://mahara.org/interaction/forum/topic.php?id=10057

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