{"id":"CVE-2021-35959","aliases":["GHSA-qfhw-fv3g-v836","PYSEC-2021-110"],"url":"https://o3.security/vulnerability/CVE-2021-35959","summary":"Plone has stored XSS in folder contents","details":"In Plone 5.0 through 5.2.4, Editors are vulnerable to XSS in the folder contents view, if a Contributor has created a folder with a SCRIPT tag in the description field.","published":"2021-06-30T01:15:07.070Z","modified":"2026-10-24T10:30:37.200257987Z","cvss":{"score":5.4,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N"},"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"PyPI","name":"plone","fixedVersion":null}],"fix":null,"references":[{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2021/06/30/2"},{"type":"ADVISORY","url":"https://plone.org/security/hotfix/20210518/stored-xss-in-folder-contents"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-35959"},{"type":"PACKAGE","url":"https://github.com/plone/Plone"},{"type":"WEB","url":"https://github.com/pypa/advisory-database/tree/main/vulns/plone/PYSEC-2021-110.yaml"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-10-24T10:30:37.200257987Z"}}