CVE-2021-26036

HIGH

Joomla! 2.5.0-3.9.27 - Denial of Service via Usergroup Table Manipulation

Title source: llm
STIX 2.1

Description

An issue was discovered in Joomla! 2.5.0 through 3.9.27. Missing validation of input could lead to a broken usergroups table.

References (1)

Core 1

Scores

CVSS v3 7.5
EPSS 0.0001
EPSS Percentile 2.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (1)
joomla/joomla\! 2.5.0 - 3.9.27
Published Jul 07, 2021
Tracked Since Feb 18, 2026