{"id":"CVE-2026-90905","title":"Joomla Extension - joomshaper.com - Missing CSRF and Access Control on Site Configuration Update in Easy Store extension 1.0.0-3.0.0 - The endpoint administrator/index.php?option=com_easystore&task=appconfig.updateConfiguration updated c…","summary":"Joomla Extension - joomshaper.com - Missing CSRF and Access Control on Site Configuration Update in Easy Store extension 1.0.0-3.0.0 - The endpoint administrator/index.php?option=com_easystore&task=appconfig.updateConfiguration updated c…","severity":"high","cvss":7.2,"cvssVector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:H/VA:H/SC:N/SI:N/SA:N","cwe":["CWE-284","CWE-352"],"vendor":"joomshaper.com","product":"Easy Store extension for Joomla","affected":["easy_store_extension_for_joomla 1.0.0-3.0.0"],"published":"2026-09-23","updated":"2026-09-23","sourceUpdated":"2026-09-23T20:17:21.770","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-90905","references":[{"url":"https://www.joomshaper.com/easystore","label":"security@joomla.org"}],"tags":["nvd","cve.org"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-23T19:33:58.362250Z"},"cvssSource":"cna","ingestedAt":"2026-09-23T19:31:04.472Z","epss":0.00261,"epssPercentile":0.1593,"slug":"CVE-2026-90905","body":"## Overview\n\nJoomla Extension - joomshaper.com - Missing CSRF and Access Control on Site Configuration Update in Easy Store extension 1.0.0-3.0.0 - The endpoint administrator/index.php?option=com_easystore&task=appconfig.updateConfiguration updated core Joomla mail configuration (fromname, mailfrom) in configuration.php without verifying anti-CSRF tokens or checking for administrative permissions (canAdmin). A malicious site could silently modify the site's sender name and email address via forged requests from an admin's browser. Resolved by enforcing Session::checkToken('request') / Session::checkToken('post') and adding explicit administrative authorization verification via AccessControl::create()->canAdmin().\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":40,"depthScoreParts":{"impact":39.6,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}