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CVE-2021-26036
Published: Jul 7, 2021
Modified: Feb 25, 2026
PUBLISHED
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.
| Vendor | Product | Versions |
|---|---|---|
Joomla! Project | Joomla! CMS | affected 2.5.0-3.9.27 |
References
https://developer.joomla.org/security-centre/857-20210702-core-dos-through-usergroup-table-manipulation.html
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vendor-advisory
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