{"id":"CLEANSTART-2025-MW69723","summary":"There is a flaw in the xml entity encoding functionality of libxml2 in versions before 2","details":"CVE-2021-3517 affects multiple packages. There is a flaw in the xml entity encoding functionality of libxml2 in versions before 2. See references for individual vulnerability details.","modified":"2026-10-31T16:03:31.118228562Z","published":"2026-10-31T14:25:26.979734Z","upstream":["CVE-2021-3517"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2025/CLEANSTART-2025-MW69723.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2021-3517"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3517"}],"affected":[{"package":{"name":"libxml2","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/libxml2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.9.11-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2025/CLEANSTART-2025-MW69723.json"}},{"package":{"name":"qt5-qtwebengine","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/qt5-qtwebengine"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.3_git20211112-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2025/CLEANSTART-2025-MW69723.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H"}]}