{"id":"DEBIAN-CVE-2026-77806","details":"SPIP before 4.4.21 allows unauthenticated remote attackers to execute arbitrary code, as exploited in the wild in August 2026. This is related to code injection via an X-Spip-Filtre HTTP request header that is mishandled by analyse_resultat_skel.","modified":"2026-09-09T08:47:23.934011454Z","published":"2026-08-21T14:16:53.903Z","upstream":["CVE-2026-77806"],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2026-77806"}],"affected":[{"package":{"name":"spip","ecosystem":"Debian:13","purl":"pkg:deb/debian/spip?arch=source&distro=trixie"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.21+dfsg-0+deb13u1"}]}],"versions":["4.4.10+dfsg-1","4.4.11+dfsg-0+deb13u1","4.4.11+dfsg-1","4.4.13+dfsg-0+deb13u1","4.4.13+dfsg-1","4.4.14+dfsg-1","4.4.15+dfsg-0+deb13u1","4.4.15+dfsg-1","4.4.16+dfsg-0+deb13u1","4.4.16+dfsg-1","4.4.18+dfsg-1","4.4.19+dfsg-0+deb13u1","4.4.19+dfsg-1","4.4.20+dfsg-0+deb13u1","4.4.20+dfsg-1","4.4.3+dfsg-1","4.4.3+dfsg-1+deb13u1","4.4.4+dfsg-1","4.4.5+dfsg-1","4.4.6+dfsg-1","4.4.7+dfsg-1","4.4.8+dfsg-1","4.4.9+dfsg-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-77806.json"}},{"package":{"name":"spip","ecosystem":"Debian:14","purl":"pkg:deb/debian/spip?arch=source&distro=forky"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.21+dfsg-1"}]}],"versions":["4.4.10+dfsg-1","4.4.11+dfsg-1","4.4.13+dfsg-1","4.4.14+dfsg-1","4.4.15+dfsg-1","4.4.16+dfsg-1","4.4.18+dfsg-1","4.4.19+dfsg-1","4.4.20+dfsg-1","4.4.3+dfsg-1","4.4.4+dfsg-1","4.4.5+dfsg-1","4.4.6+dfsg-1","4.4.7+dfsg-1","4.4.8+dfsg-1","4.4.9+dfsg-1"],"ecosystem_specific":{"urgency":"not yet assigned"},"database_specific":{"source":"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-77806.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}