CVE-2026-78850
An issue in Matomo v.5.11.2 allows a remote attacker to obtain sensitive information via the SiteContentDetector / SitesManager component
- Published
- Oct 15, 2026
- Updated
- Oct 15, 2026
- Assigning CNA
- mitre
- Evidence observed
- Sep 6, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:NLow · next 30 days
- Percentile
- 21.7%
- Model date
- Oct 17, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
Summary
An issue in Matomo v.5.11.2 allows a remote attacker to obtain sensitive information via the SiteContentDetector / SitesManager component
Sources
Proof-of-concept demonstrating an authenticated blind SSRF in Matomo's SiteContentDetector, allowing internal network reconnaissance and requests to internal services via crafted site URLs.
Responsible use
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