{"id":"CVE-2026-77026","aliases":["EUVD-2026-63242","GHSA-cv6m-pr7w-r69x"],"status":"published","title":"Joomla Extension - tassos.gr - Client-controlled validation bypass in Convert Forms extension 1.0.0-4.4.16, 5.0.0-5.2.5","description":"Joomla Extension - tassos.gr - Client-controlled validation bypass in Convert Forms extension 1.0.0-4.4.16, 5.0.0-5.2.5 - CAPTCHA and field validation bypass.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00454,"percentile":0.39725,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-602"],"published":"2026-08-20T10:35:55Z","modified":"2026-11-09T20:10:00Z","products":[{"vendor":"tassos.gr","product":"convert forms extension for joomla"}],"references":[{"url":"https://www.tassos.gr/joomla-extensions/convert-forms","tags":["product"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-77026"},{"url":"https://github.com/advisories/GHSA-cv6m-pr7w-r69x"}],"sources":{"cve":[{"id":"CVE-2026-77026","title":"Joomla Extension - tassos.gr - Client-controlled validation bypass in Convert Forms extension 1.0.0-4.4.16, 5.0.0-5.2.5","description":"Joomla Extension - tassos.gr - Client-controlled validation bypass in Convert Forms extension 1.0.0-4.4.16, 5.0.0-5.2.5 - CAPTCHA and field validation bypass.","status":"published","published":"2026-08-20T10:35:55.185Z","modified":"2026-11-02T13:20:40.204Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"}],"cwes":["CWE-602"],"updated_at":"2026-11-02T18:00:08.034842Z"}],"euvd":[{"id":"EUVD-2026-63242","description":"Joomla Extension - tassos.gr - Client-controlled validation bypass in Convert Forms extension 1.0.0-4.4.16, 5.0.0-5.2.5 - CAPTCHA and field validation bypass.","status":"published","published":"2026-08-20T10:35:55Z","modified":"2026-11-02T13:20:40Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T16:58:45.728338Z"}],"ghsa":[{"id":"GHSA-cv6m-pr7w-r69x","title":"Joomla Extension - tassos.gr - Client-controlled validation bypass in Convert Forms extension \u003c 5...","description":"Joomla Extension - tassos.gr - Client-controlled validation bypass in Convert Forms extension \u003c 5.2.5 - The front-end Submissions view did not enforce access control. An unauthenticated visitor could therefore list a form's submissions.","status":"published","published":"2026-08-20T12:31:22Z","modified":"2026-08-20T12:31:23Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"}],"cwes":["CWE-602"],"updated_at":"2026-11-02T15:10:45.95343Z"}],"nvd":[{"id":"CVE-2026-77026","description":"Joomla Extension - tassos.gr - Client-controlled validation bypass in Convert Forms extension 1.0.0-4.4.16, 5.0.0-5.2.5 - CAPTCHA and field validation bypass.","status":"published","published":"2026-08-20T11:16:21.947Z","modified":"2026-11-09T20:10:00.2Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"}],"cwes":["CWE-602"],"updated_at":"2026-11-09T22:15:51.558963Z"}]}}