{"id":"CLEANSTART-2024-QJ78550","summary":"When invoking protocol handlers for external protocols, a supplied parameter URL containing spaces was not properly escaped","details":"CVE-2021-43541 affects multiple packages. When invoking protocol handlers for external protocols, a supplied parameter URL containing spaces was not properly escaped. See references for individual vulnerability details.","modified":"2026-10-31T01:00:21.320509016Z","published":"2026-10-30T19:18:44.521852Z","upstream":["CVE-2021-43541"],"database_specific":{},"references":[{"type":"ADVISORY","url":"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2024/CLEANSTART-2024-QJ78550.json"},{"type":"WEB","url":"https://osv.dev/vulnerability/CVE-2021-43541"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-43541"}],"affected":[{"package":{"name":"firefox","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox?arch=x86_64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"95.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-QJ78550.json"}},{"package":{"name":"firefox","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox?arch=armv7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"95.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-QJ78550.json"}},{"package":{"name":"firefox","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox?arch=aarch64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"95.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-QJ78550.json"}},{"package":{"name":"firefox","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox?arch=x86"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"95.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-QJ78550.json"}},{"package":{"name":"firefox","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox?arch=ppc64le"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"95.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-QJ78550.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=x86_64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"91.4.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-QJ78550.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=armv7"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"91.4.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-QJ78550.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=aarch64"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"91.4.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-QJ78550.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=x86"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"91.4.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-QJ78550.json"}},{"package":{"name":"firefox-esr","ecosystem":"CleanStart","purl":"pkg:apk/cleanstart/firefox-esr?arch=ppc64le"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"91.4.0-r0"}]}],"database_specific":{"source":"https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2024/CLEANSTART-2024-QJ78550.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N"}]}