{"id":"DEBIAN-CVE-2026-26477","details":"An issue in Dokuwiki v.2025-05-14b \"Librarian\" [56.2] allows a remote attacker to cause a denial of service via the media_upload_xhr() function in the media.php file","modified":"2026-09-14T17:03:01.332277265Z","published":"2026-04-03T15:16:05.093Z","upstream":["CVE-2026-26477"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-26477"}],"affected":[{"package":{"name":"dokuwiki","ecosystem":"Debian:12","purl":"pkg:deb/debian/dokuwiki?arch=source&distro=bookworm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.0.20220731.a-2","0.0.20220731.a-3","2024-02-06b+dfsg-0exp1","2024-02-06b+dfsg-0exp2","2024-02-06b+dfsg-1","2024-02-06b+dfsg-2","2024-02-06b+dfsg-3","2024-02-06b+dfsg-4","2024-02-06b+dfsg-5","2024-02-06b+dfsg-6","2024-02-06b+dfsg-7","2024-02-06b+dfsg-8","2024-02-06b+dfsg-9","2024-02-06b-0exp1","2024-02-06b-0exp2","2024-02-06b-0exp3","2024-02-06b-0exp4","2025-05-14+dfsg-1","2025-05-14.a+dfsg-1","2025-05-14.a+dfsg-2","2025-05-14.a+dfsg-3","2025-05-14.a+dfsg-4","2025-05-14.b+dfsg-1","2025-05-14.b+dfsg-2","2025-05-14.b+dfsg-3","2025-05-14.b+dfsg-4","2025-05-14.b+dfsg-5","2025-05-14.b+dfsg-6","2026-07-14+dfsg-1","2026-07-14.a+dfsg-1","2026-07-14.a+dfsg-2","2026-07-14a+dfsg-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-26477.json"}},{"package":{"name":"dokuwiki","ecosystem":"Debian:13","purl":"pkg:deb/debian/dokuwiki?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2024-02-06b+dfsg-9","2025-05-14+dfsg-1","2025-05-14.a+dfsg-1","2025-05-14.a+dfsg-2","2025-05-14.a+dfsg-3","2025-05-14.a+dfsg-4","2025-05-14.b+dfsg-1","2025-05-14.b+dfsg-2","2025-05-14.b+dfsg-3","2025-05-14.b+dfsg-4","2025-05-14.b+dfsg-5","2025-05-14.b+dfsg-6","2026-07-14+dfsg-1","2026-07-14.a+dfsg-1","2026-07-14.a+dfsg-2","2026-07-14a+dfsg-1"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-26477.json"}},{"package":{"name":"dokuwiki","ecosystem":"Debian:14","purl":"pkg:deb/debian/dokuwiki?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2025-05-14.b+dfsg-6"}]}],"versions":["2024-02-06b+dfsg-9","2025-05-14+dfsg-1","2025-05-14.a+dfsg-1","2025-05-14.a+dfsg-2","2025-05-14.a+dfsg-3","2025-05-14.a+dfsg-4","2025-05-14.b+dfsg-1","2025-05-14.b+dfsg-2","2025-05-14.b+dfsg-3","2025-05-14.b+dfsg-4","2025-05-14.b+dfsg-5"],"ecosystem_specific":{"urgency":"unimportant"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-26477.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"}]}