{"id":"CVE-2026-73373","details":"Joomla! Core - [20260810] - Unrestricted uploads of SHTML files in Joomla 1.0.0-5.4.7, 6.0.0-6.1.2 - The default list of dangerous files did not include SHTML files. On servers that executed these files, that could lead to code execution.","aliases":["BIT-joomla-2026-73373"],"modified":"2026-09-05T08:04:53.224567Z","published":"2026-08-18T16:18:17.173Z","references":[{"type":"WEB","url":"https://www.joomla.org/"},{"type":"ADVISORY","url":"https://developer.joomla.org/security-centre/1077-20260810-core-unrestricted-uploads-of-shtml-files.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/joomla/joomla-cms","events":[{"introduced":"0"},{"fixed":"e08f97c45440266d7b51bcf1c0739e8f135bab0b"},{"introduced":"0db7d502466ae41242ad761424f76378458fb819"},{"fixed":"0f2d4de4729eb951e0878fec98c7990da07915b2"}],"database_specific":{"cpe":"cpe:2.3:a:joomla:joomla\\!:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"1.0.0"},{"fixed":"5.4.8"},{"introduced":"6.0.0"},{"fixed":"6.1.3"}],"source":"CPE_RANGE"}}],"versions":["6.1.3-rc2","5.4.8-rc2","6.1.3-rc1","5.4.8-rc1","6.1.2","6.1.2-rc3","6.1.2-rc2","5.4.7","5.4.7-rc1","6.1.2-rc1","6.1.1","5.4.6","6.1.1-rc1","5.4.6-rc1","6.1.0","6.1.0-rc3","6.1.0-rc2","5.4.5","5.4.5-rc1","6.1.0-rc1","5.4.4","6.1.0-beta3","6.1.0-beta2","6.1.0-beta1","5.4.3","5.4.3-rc1","6.1.0-alpha3","6.1.0-alpha2","5.4.2","5.4.2-rc1","6.1.0-alpha1","5.4.1","5.4.1-rc2","5.4.1-rc1","5.4.0","5.4.0-rc1","5.4.0-beta3","5.4.0-beta2","6.0.0-beta1","5.4.0-beta1","6.0.0-alpha3","5.4.0-alpha3","6.0.0-alpha2","5.4.0-alpha2","6.0.0-alpha1","5.4.0-alpha1","5.3.0-alpha3","5.3.0-alpha2","5.3.0-alpha1","5.2.0-beta1","5.2.0-alpha3","5.2.0-alpha1","5.1.0-alpha4","5.1.0-alpha3","5.1.0-alpha2","5.1.0-alpha1","5.0.0-rc","5.0.0-beta3","5.0.0-beta2","5.0.0-beta1","5.0.0-alpha4","5.0.0-alpha3","5.0.0-alpha2","5.0.0-alpha1","4.2.0-rc1","4.2.0-beta3","psr12final","psr12anchor","4.2.0-beta2","4.2.0-beta1","4.2.0-alpha3","cypress-io","cypress","4.2.0-alpha2","4.2.0-alpha1","4.1.0-rc1","4.1.0-beta3","4.1.0-beta2","4.1.0-beta1","4.1.0-alpha3","4.1.0-alpha2","4.1.0-alpha1","4.0.0-beta3","4.0.0-beta2","4.0.0-beta","4.0.0-alpha12","4.0.0-alpha11","4.0.0-alpha10","4.0.0-alpha9","4.0.0-alpha8","4.0.0-alpha7","4.0.0-alpha6","4.0.0-alpha5","4.0.0-alpha4","4.0.0-alpha2","4.0.0-alpha1","3.5.0-beta2","3.4.5","3.5.0-beta","3.4.4","3.4.4-rc2","3.4.4-rc","3.4.3","3.4.2","3.4.2-rc","3.4.1","3.4.1-rc2","3.4.1-rc","3.4.0","3.4.0-rc","3.4.0-beta3","3.4.0-beta2","3.4.0-beta1","3.2.4","3.3.0","3.2.3","3.2.2","3.2.1","3.2.0","3.1.5","3.2.0.rc","3.2.0.beta","3.2.0.alpha","3.1.1","3.0.3","3.1.0_beta5","3.1.0_beta4","3.1.0_beta3","3.1.0_beta2","3.1.0_beta1","3.0.1","3.0.0","3.0.0_beta1","3.0.0_alpha-2","3.0.0_alpha-1","2.5.6","2.5.5","2.5.4","2.5.1","2.5.0","2.5.0_beta2","2.5.0_beta1","1.7.3"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-73373.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}