{"id":"CVE-2026-86784","state":"PUBLISHED","title":"Visualizer < 4.0.8 - Contributor+ Stored XSS via JSON Data Source","description":"The Visualizer  WordPress plugin before 4.0.8 does not sanitise and escape a chart's JSON data source configuration before outputting it back in the chart editor, allowing users with the Contributor role and above to store JavaScript that executes in the browser of any higher-privileged user, such as an administrator, who reviews the affected chart.","publishedAt":"2026-09-16T06:00:16.121Z","updatedAt":"2026-09-17T12:33:57.277Z","severity":{"score":6.8,"label":"Medium","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"WPScan","products":["Unknown Visualizer"],"affected":[{"vendor":"Unknown","product":"Visualizer","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"4.0.8","versionType":"semver"}]}],"references":["https://wpscan.com/vulnerability/9ac2d380-62fd-4967-8697-40175ffdf1c7/"],"weaknesses":["CWE-79"],"ingestedAt":"2026-10-29T20:13:26.108Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/86xxx/CVE-2026-86784.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-86784","state":"PUBLISHED","datePublished":"2026-09-16T06:00:16.121Z","dateUpdated":"2026-09-17T12:33:57.277Z","assignerShortName":"WPScan","assignerOrgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateReserved":"2026-09-08T11:48:48.943Z"},"containers":{"cna":{"title":"Visualizer < 4.0.8 - Contributor+ Stored XSS via JSON Data Source","descriptions":[{"lang":"en","value":"The Visualizer  WordPress plugin before 4.0.8 does not sanitise and escape a chart's JSON data source configuration before outputting it back in the chart editor, allowing users with the Contributor role and above to store JavaScript that executes in the browser of any higher-privileged user, such as an administrator, who reviews the affected chart."}],"affected":[{"vendor":"Unknown","product":"Visualizer","defaultStatus":"unaffected","versions":[{"version":"0","status":"affected","lessThan":"4.0.8","versionType":"semver"}]}],"references":[{"url":"https://wpscan.com/vulnerability/9ac2d380-62fd-4967-8697-40175ffdf1c7/","tags":["exploit","vdb-entry","technical-description"]}],"problemTypes":[{"descriptions":[{"description":"CWE-79 Cross-Site Scripting (XSS)","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"WPScan","orgId":"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81","dateUpdated":"2026-09-16T06:00:16.121Z"},"credits":[{"lang":"en","value":"Yaswanth Reddy Sunkara","type":"finder"},{"lang":"en","value":"WPScan","type":"coordinator"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"WPScan CVE Generator"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":6.8,"attackVector":"NETWORK","baseSeverity":"MEDIUM","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"REQUIRED","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"HIGH","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2026-09-17T12:17:39.176573Z","id":"CVE-2026-86784","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-79","type":"CWE","lang":"en","description":"CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-09-17T12:33:57.277Z"}}]}}}