CVE-2026-78850

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

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "5.11.2"}}], "enrichment": {"confidence": 85.0, "confidence_source": "inferred", "scores": [{"score": 85.0, "source": "inferred"}, {"score": 87.0, "source": "matching"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "matomo", "vendor": "matomo"}], "created": "2026-10-16T23:30:13.664853+00:00", "updated": "2026-10-26T16:15:14.788568+00:00", "vendors": ["matomo", "matomo$PRODUCT$matomo"]}