Vulnerability Description
Plausible Analytics through 3.2.1 contains a mass assignment vulnerability in update_traffic_change_notification that allows authenticated site editors to reassign notifications by supplying a site_id parameter. Attackers can submit traffic_change_notification[site_id] set to another site's primary key via PUT /sites/:domain/traffic-change-notification/:type to receive that site's traffic alerts and visitor figures.
CVSS Score
MEDIUM
Related Weaknesses (CWE)
References
- https://abraxaslabs.tech/research/plausible-traffic-notify
- https://github.com/plausible/analytics
- https://github.com/plausible/analytics/blob/v3.2.1/lib/plausible/site/traffic_ch
- https://github.com/plausible/analytics/blob/v3.2.1/lib/plausible_web/controllers
- https://www.vulncheck.com/advisories/plausible-analytics-through-3.2.1-mass-assi
FAQ
What is CVE-2026-119565?
CVE-2026-119565 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Plausible Analytics through 3.2.1 contains a mass assignment vulnerability in update_traffic_change_notification that allows authenticated site editors to reassign notifications by supplying a site_id...
How severe is CVE-2026-119565?
CVE-2026-119565 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-119565?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.