{"id":"RHSA-2026:6499","summary":"Red Hat Security Advisory: libxslt security update","modified":"2026-04-03T10:36:21.894375Z","published":"2026-04-03T10:09:41Z","upstream":["CVE-2023-40403"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:6499"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#moderate"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2349766"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_6499.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2023-40403"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2023-40403"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-40403"},{"type":"ARTICLE","url":"http://seclists.org/fulldisclosure/2023/Oct/10"},{"type":"ARTICLE","url":"http://seclists.org/fulldisclosure/2023/Oct/3"},{"type":"ARTICLE","url":"http://seclists.org/fulldisclosure/2023/Oct/4"},{"type":"ARTICLE","url":"http://seclists.org/fulldisclosure/2023/Oct/5"},{"type":"ARTICLE","url":"http://seclists.org/fulldisclosure/2023/Oct/6"},{"type":"ARTICLE","url":"http://seclists.org/fulldisclosure/2023/Oct/8"},{"type":"ARTICLE","url":"http://seclists.org/fulldisclosure/2023/Oct/9"},{"type":"ARTICLE","url":"https://bugs.chromium.org/p/chromium/issues/detail?id=1356211"},{"type":"ARTICLE","url":"https://bugzilla.gnome.org/show_bug.cgi?id=751621"},{"type":"ARTICLE","url":"https://gitlab.gnome.org/GNOME/libxslt/-/issues/94"},{"type":"ARTICLE","url":"https://support.apple.com/en-us/HT213927"}],"affected":[{"package":{"name":"libxslt","ecosystem":"Red Hat:rhel_eus:9.6::appstream","purl":"pkg:rpm/redhat/libxslt"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.1.34-13.el9_6.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:6499.json"}},{"package":{"name":"libxslt-debuginfo","ecosystem":"Red Hat:rhel_eus:9.6::appstream","purl":"pkg:rpm/redhat/libxslt-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.1.34-13.el9_6.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:6499.json"}},{"package":{"name":"libxslt-debugsource","ecosystem":"Red Hat:rhel_eus:9.6::appstream","purl":"pkg:rpm/redhat/libxslt-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.1.34-13.el9_6.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:6499.json"}},{"package":{"name":"libxslt-devel","ecosystem":"Red Hat:rhel_eus:9.6::appstream","purl":"pkg:rpm/redhat/libxslt-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:1.1.34-13.el9_6.1"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:6499.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"}]}