{"id":"CVE-2026-129132","aliases":["EUVD-2026-125547","GHSA-p8qr-6x7m-g4g8"],"status":"published","title":"MRBS before 1.13.0 LDAP Injection via AuthLdap.php Authentication Filter","description":"MRBS before 1.13.0 contains an LDAP injection vulnerability in web/lib/MRBS/Auth/AuthLdap.php that interpolates unescaped login usernames into DN search and group-membership filters. Attackers with valid directory credentials outside the required group can submit crafted usernames that make the group filter always true, bypassing access restrictions.","severity":{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","level":"low","assessor":"cna","from":"cve"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-90"],"published":"2026-11-13T16:23:36Z","modified":"2026-11-13T18:32:32Z","products":[{"vendor":"meeting-room-booking-system","product":"mrbs-code"}],"references":[{"url":"https://github.com/meeting-room-booking-system/mrbs-code/security/advisories/GHSA-r543-f38c-cq6v","tags":["vendor-advisory"]},{"url":"https://github.com/meeting-room-booking-system/mrbs-code/commit/92f6f5610072ddb9e1b38074c410fc8be56947ed","tags":["patch"]},{"url":"https://github.com/meeting-room-booking-system/mrbs-code/releases/tag/v1.13.0","tags":["release-notes"]},{"url":"https://github.com/meeting-room-booking-system/mrbs-code/blob/299686ed64174a66448699f5ca0fb5e0e0ea9faa/web/lib/MRBS/Auth/AuthLdap.php#L749","tags":["technical-description"]},{"url":"https://www.vulncheck.com/advisories/mrbs-before-1.13.0-ldap-injection-via-authldap-php-authentication-filter","tags":["third-party-advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-129132"},{"url":"https://github.com/advisories/GHSA-p8qr-6x7m-g4g8"}],"sources":{"cve":[{"id":"CVE-2026-129132","title":"MRBS before 1.13.0 LDAP Injection via AuthLdap.php Authentication Filter","description":"MRBS before 1.13.0 contains an LDAP injection vulnerability in web/lib/MRBS/Auth/AuthLdap.php that interpolates unescaped login usernames into DN search and group-membership filters. Attackers with valid directory credentials outside the required group can submit crafted usernames that make the group filter always true, bypassing access restrictions.","status":"published","published":"2026-11-13T16:23:36.193Z","modified":"2026-11-13T16:23:36.193Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","level":"low","assessor":"cna"},{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-90"],"updated_at":"2026-11-13T17:32:19.23761Z"}],"euvd":[{"id":"EUVD-2026-125547","description":"MRBS before 1.13.0 contains an LDAP injection vulnerability in web/lib/MRBS/Auth/AuthLdap.php that interpolates unescaped login usernames into DN search and group-membership filters. Attackers with valid directory credentials outside the required group can submit crafted usernames that make the group filter always true, bypassing access restrictions.","status":"published","published":"2026-11-13T16:23:36Z","modified":"2026-11-13T16:23:36Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N","level":"low"}],"updated_at":"2026-11-13T20:40:16.3127Z"}],"ghsa":[{"id":"GHSA-p8qr-6x7m-g4g8","title":"MRBS before 1.13.0 contains an LDAP injection vulnerability in web/lib/MRBS/Auth/AuthLdap.php...","description":"MRBS before 1.13.0 contains an LDAP injection vulnerability in web/lib/MRBS/Auth/AuthLdap.php that interpolates unescaped login usernames into DN search and group-membership filters. Attackers with valid directory credentials outside the required group can submit crafted usernames that make the group filter always true, bypassing access restrictions.","status":"published","published":"2026-11-13T18:32:31Z","modified":"2026-11-13T18:32:32Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/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":"low"},{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-90"],"updated_at":"2026-11-13T18:52:24.500126Z"}],"nvd":[{"id":"CVE-2026-129132","description":"MRBS before 1.13.0 contains an LDAP injection vulnerability in web/lib/MRBS/Auth/AuthLdap.php that interpolates unescaped login usernames into DN search and group-membership filters. Attackers with valid directory credentials outside the required group can submit crafted usernames that make the group filter always true, bypassing access restrictions.","status":"published","published":"2026-11-13T17:17:31Z","modified":"2026-11-13T17:17:31Z","cvss":[{"version":"4.0","score":2.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/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":"low","assessor":"secondary"},{"version":"3.1","score":4.2,"vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-90"],"updated_at":"2026-11-13T19:37:12.068915Z"}]}}