{"id":"CVE-2026-2499","aliases":["EUVD-2026-8809","GHSA-2rhh-26wh-jr9r"],"status":"published","title":"Custom Logo \u003c= 2.2 - Authenticated (Administrator+) Stored Cross-Site Scripting via Logo Path Setting","description":"The Custom Logo plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","severity":{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00219,"percentile":0.12556,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-02-26T01:24:15Z","modified":"2026-06-17T10:31:10Z","products":[{"vendor":"tgrk","product":"custom logo"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/92705581-9a0d-4d23-9118-fec9100e4ce1?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/custom-logo/trunk/custom-logo.php#L18"},{"url":"https://plugins.trac.wordpress.org/browser/custom-logo/tags/2.2/custom-logo.php#L18"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-2499"},{"url":"https://github.com/advisories/GHSA-2rhh-26wh-jr9r"}],"sources":{"cve":[{"id":"CVE-2026-2499","title":"Custom Logo \u003c= 2.2 - Authenticated (Administrator+) Stored Cross-Site Scripting via Logo Path Setting","description":"The Custom Logo plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2026-02-26T01:24:15.718Z","modified":"2026-04-08T17:09:26.381Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:48:35.749498Z"}],"euvd":[{"id":"EUVD-2026-8809","description":"The Custom Logo plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2026-02-26T01:24:15Z","modified":"2026-04-08T17:09:26Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:49.011416Z"}],"ghsa":[{"id":"GHSA-2rhh-26wh-jr9r","title":"The Custom Logo plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin...","description":"The Custom Logo plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2026-02-26T03:31:18Z","modified":"2026-02-26T03:31:29Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:06:23.326773Z"}],"nvd":[{"id":"CVE-2026-2499","description":"The Custom Logo plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 2.2 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.","status":"published","published":"2026-02-26T02:16:25.233Z","modified":"2026-06-17T10:31:10.343Z","cvss":[{"version":"3.1","score":4.4,"vector":"CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:07.027269Z"}]}}