{"id":"CVE-2026-119565","aliases":[],"cve":{"records":[{"id":"CVE-2026-119565","source":"VulnCheck","state":"PUBLISHED","reasons":[],"replacements":[],"disputed":false,"unsupportedWhenAssigned":false,"reserved":"2026-10-30T10:53:31.573Z","published":"2026-10-30T11:31:12.420Z","modified":"2026-10-30T16:20:23.056Z"}],"publishers":[{"name":"VulnCheck","role":"CNA","organizationId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","modified":"2026-10-30T11:31:12.420Z"},{"name":"CISA-ADP","role":"ADP","organizationId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","modified":"2026-10-30T16:20:23.056Z"}],"references":[{"url":"https://github.com/plausible/analytics/blob/v3.2.1/lib/plausible/site/traffic_change_notification.ex#L21","tags":["technical-description"],"source":"VulnCheck"},{"url":"https://github.com/plausible/analytics/blob/v3.2.1/lib/plausible_web/controllers/site_controller.ex#L481-L494","tags":["technical-description"],"source":"VulnCheck"},{"url":"https://abraxaslabs.tech/research/plausible-traffic-notify","tags":["third-party-advisory"],"source":"VulnCheck"},{"url":"https://github.com/plausible/analytics","tags":["product"],"source":"VulnCheck"},{"url":"https://www.vulncheck.com/advisories/plausible-analytics-through-3.2.1-mass-assignment-via-traffic-change-notification-update","tags":["third-party-advisory"],"source":"VulnCheck"}],"weaknesses":[{"id":"CWE-915","description":"Improperly Controlled Modification of Dynamically-Determined Object Attributes","source":"VulnCheck"}],"applicability":[],"prioritization":[{"source":"CISA-ADP","type":"SSVC","role":"CISA Coordinator","timestamp":"2026-10-30T16:20:12.560587Z","decisions":[{"name":"Exploitation","value":"none"},{"name":"Automatable","value":"no"},{"name":"Technical Impact","value":"partial"}]}]},"title":"Plausible Analytics through 3.2.1 Mass Assignment via Traffic Change Notification Update","titleSource":"VulnCheck","descriptionSource":"VulnCheck","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figures.","score":5.3,"severity":"medium","published":"2026-10-30T11:31:12.420Z","modified":"2026-10-30T16:20:23.056Z","withdrawn":false,"knownExploited":false,"affected":[],"products":[{"vendor":"Plausible","name":"Plausible Analytics","platforms":[],"versions":[{"version":"0","status":"affected","lessThanOrEqual":"3.2.1","versionType":"semver"}],"defaultStatus":"unaffected","cpes":[],"source":"VulnCheck","url":"https://www.cve.org/CVERecord?id=CVE-2026-119565"}],"remediation":[],"references":["https://github.com/plausible/analytics/blob/v3.2.1/lib/plausible/site/traffic_change_notification.ex#L21","https://github.com/plausible/analytics/blob/v3.2.1/lib/plausible_web/controllers/site_controller.ex#L481-L494","https://abraxaslabs.tech/research/plausible-traffic-notify","https://github.com/plausible/analytics","https://www.vulncheck.com/advisories/plausible-analytics-through-3.2.1-mass-assignment-via-traffic-change-notification-update"],"sources":[{"name":"CVE","id":"CVE-2026-119565","modified":"2026-10-30T16:20:23.056Z","url":"https://www.cve.org/CVERecord?id=CVE-2026-119565"}],"assessments":[{"source":"VulnCheck","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","score":5.3},{"source":"VulnCheck","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","score":4.3}],"sourceAffected":[],"observedAt":"2026-10-30T17:27:07.556Z","kev":{"status":"not-listed","checkedAt":"2026-10-31T18:35:33.243Z"},"coverage":[{"source":"NVD","status":"no-result","checkedAt":"2026-10-30T11:50:41.590Z","attemptedAt":"2026-10-30T11:50:41.590Z"},{"source":"GHSA","status":"no-result","checkedAt":"2026-10-30T11:50:39.559Z","attemptedAt":"2026-10-30T11:50:39.559Z"},{"source":"EUVD","status":"no-result","checkedAt":"2026-10-30T11:50:42.750Z","attemptedAt":"2026-10-30T11:50:42.750Z"},{"source":"EPSS","status":"no-result","checkedAt":"2026-10-30T11:50:40.510Z","attemptedAt":"2026-10-30T11:50:40.510Z"}],"evidence":[],"aiSummary":{"text":"Plausible Analytics through version 3.2.1 has a mass assignment vulnerability, allowing authenticated site editors to reassign traffic change notifications. This is done by submitting a site_id parameter via a PUT request. The impact is that attackers can receive another site's traffic alerts and visitor figures.","model":"@cf/meta/llama-3.3-70b-instruct-fp8-fast","generatedAt":"2026-10-30T11:41:21.670Z","sources":[{"name":"CVE","url":"https://www.cve.org/CVERecord?id=CVE-2026-119565"}]}}