{"id":"CVE-2026-6972","aliases":["EUVD-2026-53186","GHSA-6qv8-88q7-vr84"],"status":"published","title":"SKT Skill Bar \u003c= 2.6 - Authenticated (Contributor+) Stored Cross-Site Scripting","description":"The SKT Skill Bar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `chart_size` attribute of the `skillwrapper` shortcode in all versions up to, and including, 2.6. This is due to insufficient input sanitization and output escaping on the `chart_size` attribute, which is concatenated directly into an inline `\u003cstyle\u003e` block. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","severity":{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00349,"percentile":0.28748,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-08-05T06:38:01Z","modified":"2026-08-12T21:00:37Z","products":[{"vendor":"sonalsinha21","product":"skt skill bar"}],"references":[{"url":"https://www.wordfence.com/threat-intel/vulnerabilities/id/eb689760-837f-45e6-ba51-a834053be6ae?source=cve"},{"url":"https://plugins.trac.wordpress.org/browser/skt-skill-bar/tags/2.6/sktskillbar.php#L240"},{"url":"https://plugins.trac.wordpress.org/browser/skt-skill-bar/trunk/sktskillbar.php#L240"},{"url":"https://plugins.trac.wordpress.org/browser/skt-skill-bar/tags/2.6/sktskillbar.php#L56"},{"url":"https://plugins.trac.wordpress.org/browser/skt-skill-bar/tags/2.6/sktskillbar.php#L541"},{"url":"https://plugins.trac.wordpress.org/changeset?reponame=\u0026new=3565730%40skt-skill-bar%2Ftrunk\u0026old=3565726%40skt-skill-bar%2Ftrunk"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-6972"},{"url":"https://github.com/advisories/GHSA-6qv8-88q7-vr84"}],"sources":{"cve":[{"id":"CVE-2026-6972","title":"SKT Skill Bar \u003c= 2.6 - Authenticated (Contributor+) Stored Cross-Site Scripting","description":"The SKT Skill Bar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `chart_size` attribute of the `skillwrapper` shortcode in all versions up to, and including, 2.6. This is due to insufficient input sanitization and output escaping on the `chart_size` attribute, which is concatenated directly into an inline `\u003cstyle\u003e` block. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-08-05T06:38:01.779Z","modified":"2026-08-05T14:16:31.205Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T13:49:53.818886Z"}],"euvd":[{"id":"EUVD-2026-53186","description":"The SKT Skill Bar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `chart_size` attribute of the `skillwrapper` shortcode in all versions up to, and including, 2.6. This is due to insufficient input sanitization and output escaping on the `chart_size` attribute, which is concatenated directly into an inline `\u003cstyle\u003e` block. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-08-05T06:38:01Z","modified":"2026-08-05T14:16:31Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T18:02:10.319044Z"}],"ghsa":[{"id":"GHSA-6qv8-88q7-vr84","title":"The SKT Skill Bar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ...","description":"The SKT Skill Bar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `chart_size` attribute of the `skillwrapper` shortcode in all versions up to, and including, 2.6. This is due to insufficient input sanitization and output escaping on the `chart_size` attribute, which is concatenated directly into an inline `\u003cstyle\u003e` block. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-08-05T09:31:18Z","modified":"2026-08-05T09:31:27Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:10:06.632203Z"}],"nvd":[{"id":"CVE-2026-6972","description":"The SKT Skill Bar plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the `chart_size` attribute of the `skillwrapper` shortcode in all versions up to, and including, 2.6. This is due to insufficient input sanitization and output escaping on the `chart_size` attribute, which is concatenated directly into an inline `\u003cstyle\u003e` block. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.","status":"published","published":"2026-08-05T08:16:41.56Z","modified":"2026-08-12T21:00:37.147Z","cvss":[{"version":"3.1","score":6.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:35.031043Z"}]}}