{"id":"CVE-2020-16266","details":"An XSS issue was discovered in MantisBT before 2.24.2. Improper escaping on view_all_bug_page.php allows a remote attacker to inject arbitrary HTML into the page by saving it into a text Custom Field, leading to possible code execution in the browser of any user subsequently viewing the issue (if CSP settings allow it).","aliases":["GHSA-4rrc-5vp6-m3f6"],"modified":"2026-07-08T19:01:33.593425Z","published":"2020-08-12T13:15:10.613Z","references":[{"type":"ADVISORY","url":"https://mantisbt.org/blog/archives/mantisbt/665"},{"type":"FIX","url":"https://mantisbt.org/bugs/view.php?id=27056"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/mantisbt/mantisbt","events":[{"introduced":"0"},{"fixed":"7799118023ab2a8f0cdac16bf9c0b88d1c4b6388"}],"database_specific":{"cpe":"cpe:2.3:a:mantisbt:mantisbt:*:*:*:*:*:*:*:*","extracted_events":[{"introduced":"0"},{"fixed":"2.24.2"}],"source":"CPE_RANGE"}}],"versions":["release-2.24.1","release-2.24.0","release-2.23.0","release-2.22.0","release-2.21.0","release-2.20.0","release-2.19.0","release-2.18.0","release-2.17.0","release-2.16.0","release-2.15.0","release-2.14.0","release-2.13.0","release-2.12.0","release-2.11.0","release-2.10.0","release-2.9.0","release-2.8.0","release-2.7.0","release-2.6.0","release-2.5.0","release-2.4.0","release-2.3.0","release-2.2.0","release-2.1.0","release-2.0.0","release-2.0.0-rc.2","release-2.0.0-rc.1","release-2.0.0-beta.3","release-2.0.0-beta.2","release-2.0.0-beta.1","release-1.3.0-rc.2","release-1.3.0-rc.1","release-1.3.0-beta.3","release-1.3.0-beta.2","release-1.3.0-beta.1","release-1.2.0rc1","release-1.2.0a3","release-1.2.0a2","release-1.2.0a1"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-16266.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"}]}