{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-17586", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2026-07-27T15:59:38.950Z", "datePublished": "2026-09-18T07:39:58.497Z", "dateUpdated": "2026-09-18T07:39:58.497Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-09-18T07:39:58.497Z"}, "affected": [{"vendor": "kurudrive", "product": "VK All in One Expansion Unit", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "9.118.0", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The VK All in One Expansion Unit plugin for WordPress is vulnerable to Stored Cross-Site Scripting via 'vkExUnit_cta_img_position' Post Meta in all versions up to, and including, 9.118.0 due to insufficient input sanitization and output escaping. 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. The sanitize_text_field callback applied on save does not strip double-quote characters or on* event-handler attributes, and the output filter Vk_Call_To_Action::safe_kses_post() only rewrites disallowed iframe elements while returning all other content verbatim, leaving the injected payload intact in the rendered HTML."}], "title": "VK All in One Expansion Unit <= 9.118.0 - Authenticated (Author+) Stored Cross-Site Scripting via 'vkExUnit_cta_img_position' Post Meta", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/04b9c0c4-3f1a-4984-9b24-6de3dc78bde0?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/vk-all-in-one-expansion-unit/tags/9.118.0/inc/call-to-action/package/block/index.php#L281"}, {"url": "https://plugins.trac.wordpress.org/browser/vk-all-in-one-expansion-unit/tags/9.118.0/inc/block-editor-panels/enqueue.php#L195"}, {"url": "https://plugins.trac.wordpress.org/browser/vk-all-in-one-expansion-unit/tags/9.118.0/inc/call-to-action/package/class-vk-call-to-action.php#L747"}, {"url": "https://plugins.trac.wordpress.org/browser/vk-all-in-one-expansion-unit/tags/9.118.0/inc/call-to-action/package/view-actionbox.php#L72"}, {"url": "https://plugins.trac.wordpress.org/browser/vk-all-in-one-expansion-unit/tags/9.116.0/inc/call-to-action/package/block/index.php#L281"}, {"url": "https://plugins.trac.wordpress.org/browser/vk-all-in-one-expansion-unit/tags/9.116.0/inc/block-editor-panels/enqueue.php#L195"}, {"url": "https://plugins.trac.wordpress.org/browser/vk-all-in-one-expansion-unit/tags/9.116.0/inc/call-to-action/package/class-vk-call-to-action.php#L747"}, {"url": "https://plugins.trac.wordpress.org/browser/vk-all-in-one-expansion-unit/tags/9.116.0/inc/call-to-action/package/view-actionbox.php#L72"}, {"url": "https://plugins.trac.wordpress.org/changeset?reponame=&old=3631372%40vk-all-in-one-expansion-unit&new=3631372%40vk-all-in-one-expansion-unit"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')", "cweId": "CWE-79", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "baseScore": 6.4, "baseSeverity": "MEDIUM"}}], "credits": [{"lang": "en", "type": "finder", "value": "Kyokito"}, {"lang": "en", "type": "finder", "value": "Athiwat Tiprasaharn (Jitlada)"}, {"lang": "en", "type": "finder", "value": "Itthidej Aramsri (Boeing777)"}], "timeline": [{"time": "2026-09-17T18:47:48.000Z", "lang": "en", "value": "Disclosed"}]}}}

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