CVE-2026-78850

{"id": "CVE-2026-78850", "cveTags": [{"tags": ["disputed"], "sourceIdentifier": "cve@mitre.org"}], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-78850", "role": "CISA Coordinator", "options": [{"exploitation": "poc"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "version": "2.0.3", "timestamp": "2026-10-15T17:48:05.284989Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 5.0, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 1.4, "exploitabilityScore": 3.1}]}, "affected": [{"source": "cve@mitre.org", "affectedData": [{"vendor": "n/a", "product": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}]}], "published": "2026-10-15T17:17:28.513", "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"}], "vulnStatus": "Awaiting Analysis", "weaknesses": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-918"}]}], "descriptions": [{"lang": "en", "value": "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."}], "lastModified": "2026-10-26T14:16:40.480", "sourceIdentifier": "cve@mitre.org"}