{"id":"CVE-2026-78850","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-78850","generatedAt":"2026-10-28T06:35:29.588Z","title":"An issue in Matomo v.5.11.2 allows a remote attacker to obtain sensitive information via the SiteContentDetector / SitesManager component.","description":"An issue in Matomo v.5.11.2 allows a remote attacker to obtain sensitive information via the SiteContentDetector / SitesManager component. NOTE: the Supplier disputes the relevance of this report because the site administrator is a trusted party, and would not plausibly set main_url to a URL that offers additional information to an adversary.","published":"2026-10-15T17:17:29.000Z","lastModified":"2026-10-26T14:16:40.000Z","status":"Awaiting Analysis","sourceIdentifier":"cve@mitre.org","cvss":{"version":"3.1","score":5,"severity":"MEDIUM","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N"},"cwe":["CWE-918"],"affected":[],"epss":{"score":0.00332,"percentile":0.26314,"date":"2026-10-27","history":[{"date":"2026-10-16","score":0.00304,"percentile":0.21653}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.33%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-15T17:17:29.000Z","detail":{"score":"5.0","severity":"MEDIUM","publishedAt":"2026-10-15T17:17:28.513Z"},"summary":"New CVE, medium severity (CVSS 5.0)."}],"references":[{"url":"https://github.com/SLO-CYBER-SEC/CVE-2026-78850","source":"cve@mitre.org"},{"url":"https://github.com/matomo-org/matomo","source":"cve@mitre.org"},{"url":"https://github.com/matomo-org/matomo/pull/24834","source":"cve@mitre.org"},{"url":"https://github.com/matomo-org/matomo/security/advisories","source":"cve@mitre.org"},{"url":"https://github.com/matomo-org/matomo/tree/5.11.2","source":"cve@mitre.org"},{"url":"https://matomo.org/","source":"cve@mitre.org"},{"url":"https://github.com/SLO-CYBER-SEC/CVE-2026-78850","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-78850","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}