{"id":"CVE-2021-32856","aliases":["GHSA-mv37-xrmc-hf64"],"url":"https://o3.security/vulnerability/CVE-2021-32856","summary":"Microweber Cross-site Scripting vulnerability","details":"Microweber is a drag and drop website builder and content management system. Versions 1.2.12 and prior are vulnerable to copy-paste cross-site scripting (XSS). For this particular type of XSS, the victim needs to be fooled into copying a malicious payload into the text editor. A fix was attempted in versions 1.2.9 and 1.2.12, but it is incomplete.","published":"2023-02-21T15:15:11.540Z","modified":"2026-08-07T17:02:08.016572Z","cvss":{"score":6.1,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":1,"affectedPackages":[{"ecosystem":"Packagist","name":"microweber/microweber","fixedVersion":null}],"fix":{"url":"https://github.com/microweber/microweber/commit/f3b86d59ab674dbf514f9f9948ddfa091739ab75","label":"microweber/microweber@f3b86d5"},"references":[{"type":"FIX","url":"https://github.com/microweber/microweber/commit/f3b86d59ab674dbf514f9f9948ddfa091739ab75"},{"type":"EVIDENCE","url":"https://securitylab.github.com/advisories/GHSL-2021-1005-Microweber/"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-07T17:02:08.016572Z"}}