{"id":"CVE-2026-64827","title":"Telenia Software TVox 26.5.3 and prior 26.x versions, and 24.9.21 and prior 24.x versions, contain an authentication bypass vulnerability in set_env.php where the redirectToLoginAdminIRequestHaveAccessToken() function derives the current…","summary":"Telenia Software TVox 26.5.3 and prior 26.x versions, and 24.9.21 and prior 24.x versions, contain an authentication bypass vulnerability in set_env.php where the redirectToLoginAdminIRequestHaveAccessToken() function derives the current…","severity":"critical","cvss":9.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","cwe":["CWE-807"],"vendor":"Telenia Software","product":"TVox","affected":["TVox >= 26.0.0 <= 26.5.3","TVox >= 24.0.0 <= 24.9.21"],"published":"2026-08-03","updated":"2026-09-09","sourceUpdated":"2026-09-09T20:40:01.933","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-64827","references":[{"url":"https://karmainsecurity.com/KIS-2026-14","label":"disclosure@vulncheck.com"},{"url":"https://www.teleniasoftware.com/","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/telenia-tvox-authentication-bypass-via-set-env-php","label":"disclosure@vulncheck.com"},{"url":"http://seclists.org/fulldisclosure/2026/Aug/30","label":"af854a3a-2127-422b-91ae-364da2661108"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"yes","technicalImpact":"total","timestamp":"2026-08-03T14:27:45.340772Z"},"ingestedAt":"2026-09-13T04:28:20.015Z","epss":0.00478,"epssPercentile":0.40266,"slug":"CVE-2026-64827","body":"## Overview\n\nTelenia Software TVox 26.5.3 and prior 26.x versions, and 24.9.21 and prior 24.x versions, contain an authentication bypass vulnerability in set_env.php where the redirectToLoginAdminIRequestHaveAccessToken() function derives the current page name from PHP_SELF and skips authentication when the value matches 'login_admin.php'. Attackers can append '/login_admin.php' to the path of any target PHP script to cause the authentication check to pass and gain unauthenticated access to all PHP scripts under the manager HTML directory.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"abyssal","depthScore":66,"depthScoreParts":{"impact":53.9,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[]}