{"id":"RHSA-2026:21700","summary":"Red Hat Security Advisory: cockpit security update","modified":"2026-05-29T10:17:56.379846365Z","published":"2026-05-29T10:10:58Z","upstream":["CVE-2026-4802"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:21700"},{"type":"ARTICLE","url":"https://access.redhat.com/security/updates/classification/#important"},{"type":"ARTICLE","url":"https://issues.redhat.com/browse/RHEL-171012"},{"type":"ADVISORY","url":"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_21700.json"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-4802"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2451155"},{"type":"ADVISORY","url":"https://www.cve.org/CVERecord?id=CVE-2026-4802"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4802"},{"type":"ARTICLE","url":"https://github.com/cockpit-project/cockpit/blob/e204cd130/pkg/systemd/logsJournal.jsx#L206-L210"}],"affected":[{"package":{"name":"cockpit","ecosystem":"Red Hat:enterprise_linux:8::baseos","purl":"pkg:rpm/redhat/cockpit"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:310.8-1.el8_10"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21700.json"}},{"package":{"name":"cockpit-bridge","ecosystem":"Red Hat:enterprise_linux:8::baseos","purl":"pkg:rpm/redhat/cockpit-bridge"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:310.8-1.el8_10"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21700.json"}},{"package":{"name":"cockpit-debuginfo","ecosystem":"Red Hat:enterprise_linux:8::baseos","purl":"pkg:rpm/redhat/cockpit-debuginfo"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:310.8-1.el8_10"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21700.json"}},{"package":{"name":"cockpit-debugsource","ecosystem":"Red Hat:enterprise_linux:8::baseos","purl":"pkg:rpm/redhat/cockpit-debugsource"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:310.8-1.el8_10"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21700.json"}},{"package":{"name":"cockpit-doc","ecosystem":"Red Hat:enterprise_linux:8::baseos","purl":"pkg:rpm/redhat/cockpit-doc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:310.8-1.el8_10"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21700.json"}},{"package":{"name":"cockpit-system","ecosystem":"Red Hat:enterprise_linux:8::baseos","purl":"pkg:rpm/redhat/cockpit-system"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:310.8-1.el8_10"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21700.json"}},{"package":{"name":"cockpit-ws","ecosystem":"Red Hat:enterprise_linux:8::baseos","purl":"pkg:rpm/redhat/cockpit-ws"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:310.8-1.el8_10"}]}],"database_specific":{"source":"https://security.access.redhat.com/data/osv/RHSA-2026:21700.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H"}]}