{"id":"CVE-2021-42770","details":"A Cross-site scripting (XSS) vulnerability was discovered in OPNsense before 21.7.4 via the LDAP attribute return in the authentication tester.","aliases":["GHSA-r32j-xgg3-w2rw"],"modified":"2026-05-28T04:07:06.036733600Z","published":"2021-11-08T16:15:07.547Z","database_specific":{"unresolved_ranges":[{"extracted_events":[{"last_affected":"19.7.0"}],"vendor_product":"opnsense:opnsense","cpes":["cpe:2.3:a:opnsense:opnsense:*:*:*:*:*:*:*:*"],"source":"CPE_RANGE"}]},"references":[{"type":"ADVISORY","url":"https://cert.orange.com"},{"type":"ADVISORY","url":"https://opnsense.org/opnsense-21-7-4-released/"},{"type":"EVIDENCE","url":"https://github.com/orangecertcc/security-research/security/advisories/GHSA-r32j-xgg3-w2rw"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/opnsense/core","events":[{"introduced":"0"},{"fixed":"96214877bef00c196903a9ec8b4e1afac75b7a18"}],"database_specific":{"extracted_events":[{"introduced":"21.7.0"},{"fixed":"21.7.4"}],"cpe":"cpe:2.3:a:opnsense:opnsense:*:*:*:*:*:*:*:*","source":"CPE_RANGE"}}],"versions":["21.7.3","21.7.2","21.7.1","21.7","21.7.r2","21.7.r1","21.7.r","21.7.b","21.7.a","21.1.r","21.1.b","21.1.a","20.7.r","20.7.b","20.7.a","20.1.r","20.1.b","20.1.a","19.7.r","19.7.b","19.7.a","19.1.r","19.1.b","19.1.a","18.7.r","18.7.b","18.7.a","18.1.r","18.1.b","18.1.a","17.7.r","17.7.b","17.7.a","17.1.r","17.1.b","17.1.a","16.7.r","16.7.b","16.7.a","15.7","15.1.12","15.1.11.4","15.1.11.3","15.1.11.2","15.1.11.1","15.1.11","15.1.10.2","15.1.10","15.1.9.2","15.1.9.1","15.1.9","15.1.8.4","15.1.8.3","15.1.8.2","15.1.8.1","15.1.8","15.1.7.2","15.1.7.1","15.1.7","15.1.6.1","15.1.6","15.1.5","15.1.4","15.1.3","15.1.2","15.1.1","15.1"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-42770.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}