{"id":"CVE-2023-0066","aliases":["EUVD-2023-12167","GHSA-h5cj-2hmj-3vwf"],"status":"published","title":"Companion Sitemap Generator \u003c= 4.5.1.1 - Contributor+ Stored XSS","description":"The Companion Sitemap Generator WordPress plugin through 4.5.1.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00444,"percentile":0.3886,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2023-03-13T16:03:28Z","modified":"2026-06-17T05:24:42Z","products":[{"vendor":"codeermeneer","product":"companion_sitemap_generator"},{"vendor":"unknown","product":"companion sitemap generator"}],"references":[{"url":"https://wpscan.com/vulnerability/545c9e2f-bacd-4f30-ae01-de1583e26d32","tags":["exploit","vdb-entry","technical-description","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-0066"},{"url":"https://github.com/advisories/GHSA-h5cj-2hmj-3vwf"}],"sources":{"cve":[{"id":"CVE-2023-0066","title":"Companion Sitemap Generator \u003c= 4.5.1.1 - Contributor+ Stored XSS","description":"The Companion Sitemap Generator WordPress plugin through 4.5.1.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","status":"published","published":"2023-03-13T16:03:28.952Z","modified":"2025-02-27T20:26:54.146Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"updated_at":"2026-11-02T14:35:35.256261Z"}],"euvd":[{"id":"EUVD-2023-12167","description":"The Companion Sitemap Generator WordPress plugin through 4.5.1.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","status":"published","published":"2023-03-13T16:03:28Z","modified":"2025-02-27T20:26:54Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T20:53:21.469581Z"}],"ghsa":[{"id":"GHSA-h5cj-2hmj-3vwf","title":"The Companion Sitemap Generator WordPress plugin through 4.5.1.1 does not validate and escape...","description":"The Companion Sitemap Generator WordPress plugin through 4.5.1.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","status":"published","published":"2023-03-13T18:30:42Z","modified":"2023-03-25T05:07:01Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:54:24.139632Z"}],"nvd":[{"id":"CVE-2023-0066","description":"The Companion Sitemap Generator WordPress plugin through 4.5.1.1 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.","status":"published","published":"2023-03-13T17:15:12.163Z","modified":"2026-06-17T05:24:42.127Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"updated_at":"2026-11-02T14:07:49.031498Z"}]}}