{"id":"CVE-2020-15299","aliases":["EUVD-2020-7296","GHSA-388v-6f9f-263v"],"status":"published","title":"A reflected Cross-Site Scripting (XSS) Vulnerability in the KingComposer plugin through 2.9.4 for...","description":"A reflected Cross-Site Scripting (XSS) Vulnerability in the KingComposer plugin through 2.9.4 for WordPress allows remote attackers to trick a victim into submitting an install_online_preset AJAX request containing base64-encoded JavaScript (in the kc-online-preset-data POST parameter) that is executed in the victim's browser.","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":"2026-11-11","score":0.4696,"percentile":0.98846,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2020-07-09T18:13:45Z","modified":"2026-06-17T02:56:25Z","products":[{"vendor":"king-theme","product":"kingcomposer"}],"references":[{"url":"https://www.wordfence.com/blog/2020/07/xss-flaw-impacting-100000-sites-patched-in-kingcomposer/","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-15299"},{"url":"https://github.com/advisories/GHSA-388v-6f9f-263v"}],"sources":{"cve":[{"id":"CVE-2020-15299","description":"A reflected Cross-Site Scripting (XSS) Vulnerability in the KingComposer plugin through 2.9.4 for WordPress allows remote attackers to trick a victim into submitting an install_online_preset AJAX request containing base64-encoded JavaScript (in the kc-online-preset-data POST parameter) that is executed in the victim's browser.","status":"published","published":"2020-07-09T18:13:45Z","modified":"2024-08-04T13:15:19.029Z","updated_at":"2026-11-02T14:35:50.545879Z"}],"euvd":[{"id":"EUVD-2020-7296","description":"A reflected Cross-Site Scripting (XSS) Vulnerability in the KingComposer plugin through 2.9.4 for WordPress allows remote attackers to trick a victim into submitting an install_online_preset AJAX request containing base64-encoded JavaScript (in the kc-online-preset-data POST parameter) that is executed in the victim's browser.","status":"published","published":"2020-07-09T18:13:45Z","modified":"2024-08-04T13:15:19Z","updated_at":"2026-11-03T03:07:31.955969Z"}],"ghsa":[{"id":"GHSA-388v-6f9f-263v","title":"A reflected Cross-Site Scripting (XSS) Vulnerability in the KingComposer plugin through 2.9.4 for...","description":"A reflected Cross-Site Scripting (XSS) Vulnerability in the KingComposer plugin through 2.9.4 for WordPress allows remote attackers to trick a victim into submitting an install_online_preset AJAX request containing base64-encoded JavaScript (in the kc-online-preset-data POST parameter) that is executed in the victim's browser.","status":"published","published":"2022-05-24T17:22:42Z","modified":"2023-01-29T05:03:38Z","updated_at":"2026-11-02T14:45:21.848692Z"}],"nvd":[{"id":"CVE-2020-15299","description":"A reflected Cross-Site Scripting (XSS) Vulnerability in the KingComposer plugin through 2.9.4 for WordPress allows remote attackers to trick a victim into submitting an install_online_preset AJAX request containing base64-encoded JavaScript (in the kc-online-preset-data POST parameter) that is executed in the victim's browser.","status":"published","published":"2020-07-09T19:15:11.523Z","modified":"2026-06-17T02:56:25.703Z","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":"2026-11-02T14:06:09.126752Z"}]}}