{"id":"CVE-2019-16931","aliases":["EUVD-2019-7424","GHSA-89c3-rfvp-jjmq"],"status":"published","title":"A stored XSS vulnerability in the Visualizer plugin 3.3.0 for WordPress allows an unauthenticated...","description":"A stored XSS vulnerability in the Visualizer plugin 3.3.0 for WordPress allows an unauthenticated attacker to execute arbitrary JavaScript when an admin or other privileged user edits the chart via the admin dashboard. This occurs because classes/Visualizer/Gutenberg/Block.php registers wp-json/visualizer/v1/update-chart with no access control, and classes/Visualizer/Render/Page/Data.php lacks output sanitization.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.03342,"percentile":0.88748,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2019-10-03T18:34:45Z","modified":"2026-06-17T02:22:59Z","exploits":[{"source":"nuclei","id":"CVE-2019-16931","title":"WordPress Visualizer \u003c3.3.1 - Cross-Site Scripting","type":"detection template","url":"https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2019/CVE-2019-16931.yaml"}],"products":[{"vendor":"themeisle","product":"visualizer"}],"references":[{"url":"https://wordpress.org/plugins/visualizer/#developers","tags":["x_refsource_MISC","x_transferred","Product","Release Notes"]},{"url":"https://wpvulndb.com/vulnerabilities/9893","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nathandavison.com/blog/wordpress-visualizer-plugin-xss-and-ssrf","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-16931"},{"url":"https://gist.github.com/ndavison/144ae968df7ebe47667f76776464f7b9"},{"url":"https://github.com/advisories/GHSA-89c3-rfvp-jjmq"}],"sources":{"cve":[{"id":"CVE-2019-16931","description":"A stored XSS vulnerability in the Visualizer plugin 3.3.0 for WordPress allows an unauthenticated attacker to execute arbitrary JavaScript when an admin or other privileged user edits the chart via the admin dashboard. This occurs because classes/Visualizer/Gutenberg/Block.php registers wp-json/visualizer/v1/update-chart with no access control, and classes/Visualizer/Render/Page/Data.php lacks output sanitization.","status":"published","published":"2019-10-03T18:34:45Z","modified":"2024-08-05T01:24:48.647Z","updated_at":"2026-11-02T14:32:23.189113Z"}],"euvd":[{"id":"EUVD-2019-7424","description":"A stored XSS vulnerability in the Visualizer plugin 3.3.0 for WordPress allows an unauthenticated attacker to execute arbitrary JavaScript when an admin or other privileged user edits the chart via the admin dashboard. This occurs because classes/Visualizer/Gutenberg/Block.php registers wp-json/visualizer/v1/update-chart with no access control, and classes/Visualizer/Render/Page/Data.php lacks output sanitization.","status":"published","published":"2019-10-03T18:34:45Z","modified":"2024-08-05T01:24:48Z","updated_at":"2026-11-03T02:40:31.903592Z"}],"ghsa":[{"id":"GHSA-89c3-rfvp-jjmq","title":"A stored XSS vulnerability in the Visualizer plugin 3.3.0 for WordPress allows an unauthenticated...","description":"A stored XSS vulnerability in the Visualizer plugin 3.3.0 for WordPress allows an unauthenticated attacker to execute arbitrary JavaScript when an admin or other privileged user edits the chart via the admin dashboard. This occurs because classes/Visualizer/Gutenberg/Block.php registers wp-json/visualizer/v1/update-chart with no access control, and classes/Visualizer/Render/Page/Data.php lacks output sanitization.","status":"published","published":"2022-05-24T16:57:50Z","modified":"2024-04-04T02:08:30Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:56:06.631442Z"}],"nvd":[{"id":"CVE-2019-16931","description":"A stored XSS vulnerability in the Visualizer plugin 3.3.0 for WordPress allows an unauthenticated attacker to execute arbitrary JavaScript when an admin or other privileged user edits the chart via the admin dashboard. This occurs because classes/Visualizer/Gutenberg/Block.php registers wp-json/visualizer/v1/update-chart with no access control, and classes/Visualizer/Render/Page/Data.php lacks output sanitization.","status":"published","published":"2019-10-03T19:15:09.77Z","modified":"2026-06-17T02:22:59.503Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:05:31.019577Z"}]}}