| Summary | Kirby is an open-source content management system. Prior to versions 4.9.0 and 5.4.0, the system API endpoint leaks license data and installed version to authenticated users. This issue has been patched in versions 4.9.0 and 5.4.0. |
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| Publication Date | May 9, 2026, 1:16 p.m. |
| Registration Date | May 10, 2026, 4:10 a.m. |
| Last Update | May 9, 2026, 1:16 p.m. |