Medium 5.0Published Oct 15, 2026

CVE-2026-78850An issue in Matomo v.5.11.2 allows a remote attacker to obtain sensitive information via the SiteContentDetector / SitesManager component

Updated under an hour ago (2026-10-19 08:23 UTC)

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Exploited in the last 30 days

An issue in Matomo v.5.11.2 allows a remote attacker to obtain sensitive information via the SiteContentDetector / SitesManager component

CVSS: 5.0 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
Weakness (CWE): CWE-918
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: mitre
NVD analysis: Awaiting Analysis
Record last updated: Oct 15, 2026
First seen by InfoSec Signals: Oct 15, 2026

Affected products

No affected products are listed yet.

References

https://github.com/matomo-org/matomo
https://github.com/matomo-org/matomo/tree/5.11.2
https://github.com/matomo-org/matomo/security/advisories
https://matomo.org/
https://github.com/SLO-CYBER-SEC/CVE-2026-78850

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.