{"id":"UBUNTU-CVE-2026-78850","details":"An issue in Matomo v.5.11.2 allows a remote attacker to obtain sensitive information via the SiteContentDetector / SitesManager component","modified":"2026-10-17T12:57:06.171769597Z","published":"2026-10-16T00:00:00Z","upstream":["CVE-2026-78850"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-78850"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-78850"},{"type":"REPORT","url":"https://github.com/SLO-CYBER-SEC/CVE-2026-78850"},{"type":"REPORT","url":"https://github.com/matomo-org/matomo"},{"type":"REPORT","url":"https://github.com/matomo-org/matomo/security/advisories"},{"type":"REPORT","url":"https://github.com/matomo-org/matomo/tree/5.11.2"},{"type":"REPORT","url":"https://matomo.org/"}],"affected":[{"package":{"name":"matomo","ecosystem":"Ubuntu:26.10","purl":"pkg:deb/ubuntu/matomo?arch=source&distro=stonking"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.5.1+dfsg-3","5.8.0-1","5.8.0-1ubuntu1","5.8.0-1ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_name":"matomo","binary_version":"5.8.0-1ubuntu2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-78850.json"}},{"package":{"name":"matomo","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/matomo?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["5.3.1+dfsg-1","5.5.1+dfsg-1","5.5.1+dfsg-3"],"ecosystem_specific":{"binaries":[{"binary_name":"matomo","binary_version":"5.5.1+dfsg-3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-78850.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},{"type":"Ubuntu","score":"medium"}]}