Matomo v.5.11.2 · Server-Side Request Forgery
Source GCVE Database
Not known to be exploited · CVSS 5.0 Medium.
Data as of 26 Oct 2026, 17:16 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 23% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:NExploitation evidence
Disclosed: evidence found.
CVE published 15 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Description
A vulnerability in Matomo version 5.11.2 allows a remote attacker with limited privileges to obtain sensitive information via the SiteContentDetector or SitesManager components. The issue has a medium severity rating with a CVSS score of 5.0. No patch or remediation details are provided in the available data.
References
- nvd.nist.gov/vuln/detail/CVE-2026-78850 (opens in a new tab)
- github.com/matomo-org/matomo/pull/24834 (opens in a new tab)
- github.com/SLO-CYBER-SEC/CVE-2026-78850 (opens in a new tab)
- github.com/matomo-org/matomo (opens in a new tab)
- github.com/matomo-org/matomo/security/advisories (opens in a new tab)
- github.com/matomo-org/matomo/tree/5.11.2 (opens in a new tab)
- matomo.org (opens in a new tab)