vulnerability
Joomla!: [20210704] - Core - Privilege escalation through com_installer (CVE-2021-26038)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:N/AC:M/Au:N/C:N/I:P/A:N) | Jul 8, 2021 | Jul 8, 2021 | Aug 11, 2025 |
Severity
4
CVSS
(AV:N/AC:M/Au:N/C:N/I:P/A:N)
Published
Jul 8, 2021
Added
Jul 8, 2021
Modified
Aug 11, 2025
Description
An issue was discovered in Joomla! 2.5.0 through 3.9.27. Install action in com_installer lack the required hardcoded ACL checks for superusers. A default system is not affected cause the default ACL for com_installer is limited to super users already.
Solution
joomla-upgrade-3_9_28
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