{"id":"CLEANSTART-2024-DM47223","summary":"Failure to correctly handle null bytes when processing HTML entities resulted in Firefox incorrectly parsing these entities","details":"Security vulnerability affects the librewolf package. Failure to correctly handle null bytes when processing HTML entities resulted in Firefox incorrectly parsing these entities.","modified":"2026-10-31T15:46:09.054725072Z","published":"2026-10-31T14:39:52.342865Z","upstream":["CVE-2019-11763"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-DM47223.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2019-11763"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2019-11763"}],"affected":[{"package":{"name":"librewolf","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/librewolf?arch=x86_64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"70.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-DM47223.json"}},{"package":{"name":"librewolf","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/librewolf?arch=armv7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"70.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-DM47223.json"}},{"package":{"name":"librewolf","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/librewolf?arch=aarch64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"70.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-DM47223.json"}},{"package":{"name":"librewolf","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/librewolf?arch=x86"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"70.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-DM47223.json"}},{"package":{"name":"librewolf","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/librewolf?arch=ppc64le"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"70.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-DM47223.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"}]}