CVE-2026-42164CWE-200information-disclosure

CVE-2026-42164

Critical · published August 18, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
45.4
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00553 · 45.4th percentile
Weakness
CWE-200 · Exposure of Sensitive Information to an Unauthorized Actor
Published
2026-08-18T03:16Z
References (2)
https://mahara.org · [email protected]https://mahara.org/interaction/forum/topic.php?id=10057 · [email protected]
EPSS history
Timeline
  • 17 AUG 00:00Z
    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…
    cvelistv5