{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-4005", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2026-03-11T18:56:10.776Z", "datePublished": "2026-04-15T08:28:14.507Z", "dateUpdated": "2026-04-16T13:39:08.598Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-04-15T08:28:14.507Z"}, "affected": [{"vendor": "coachific", "product": "Coachific Shortcode", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "1.0", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The Coachific Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'userhash' shortcode attribute in all versions up to and including 1.0. This is due to insufficient input sanitization and output escaping. The plugin uses sanitize_text_field() on the 'userhash' parameter, which strips HTML tags but does not escape characters significant in a JavaScript string context (such as double quotes, semicolons, and parentheses). The sanitized value is then directly interpolated into a JavaScript string within a <script> tag on line 29 without any JavaScript-specific escaping (e.g., wp_json_encode() or esc_js()). 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."}], "title": "Coachific Shortcode <= 1.0 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'userhash' Shortcode Attribute", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/3d91158c-0b34-460e-9fdb-b99165ebca78?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/coachific-shortcode/trunk/coachific.php#L29"}, {"url": "https://plugins.trac.wordpress.org/browser/coachific-shortcode/tags/1.0/coachific.php#L29"}, {"url": "https://plugins.trac.wordpress.org/browser/coachific-shortcode/trunk/coachific.php#L13"}, {"url": "https://plugins.trac.wordpress.org/browser/coachific-shortcode/tags/1.0/coachific.php#L13"}], "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": "zakaria"}], "timeline": [{"time": "2026-04-14T19:47:11.000Z", "lang": "en", "value": "Disclosed"}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-04-16T13:38:59.940576Z", "id": "CVE-2026-4005", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-16T13:39:08.598Z"}}]}}

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{"cveTags": [], "descriptions": [{"lang": "en", "value": "The Coachific Shortcode plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'userhash' shortcode attribute in all versions up to and including 1.0. This is due to insufficient input sanitization and output escaping. The plugin uses sanitize_text_field() on the 'userhash' parameter, which strips HTML tags but does not escape characters significant in a JavaScript string context (such as double quotes, semicolons, and parentheses). The sanitized value is then directly interpolated into a JavaScript string within a <script> tag on line 29 without any JavaScript-specific escaping (e.g., wp_json_encode() or esc_js()). 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."}], "id": "CVE-2026-4005", "lastModified": "2026-04-22T20:23:16.350", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 6.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.1, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Primary"}]}, "published": "2026-04-15T09:16:32.717", "references": [{"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/coachific-shortcode/tags/1.0/coachific.php#L13"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/coachific-shortcode/tags/1.0/coachific.php#L29"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/coachific-shortcode/trunk/coachific.php#L13"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/coachific-shortcode/trunk/coachific.php#L29"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/3d91158c-0b34-460e-9fdb-b99165ebca78?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@wordfence.com", "type": "Primary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,1.0]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "Coachific Shortcode", "source": "cna", "vendor": "coachific"}, "product": "coachific_shortcode", "vendor": "coachific"}, {"configurations": [{"platform": null, "status": "unaffected", "versions": null}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "product": "wordpress", "vendor": "wordpress"}], "analysis": {"en": {"generated_at": "2026-04-15T10:51:40.737826+00:00", "value": {"mitigation_remediation": ["Apply the latest version of Coachific Shortcode that removes or properly escapes the 'userhash' attribute. ", "If an immediate update is not possible, disable the shortcode functionality or remove the plugin entirely until a fix is available. ", "Restrict user roles so that only administrators can add or edit content containing shortcodes, or otherwise enforce stricter input validation on the 'userhash' field. "], "summary": {"action": "Update Plugin", "impact": "Stored Cross\u2011Site Scripting"}, "threat_synthesis": {"affected_systems": "The vulnerability affects all installations of Coachific Shortcode up to and including version 1.0. Systems running WordPress with the plugin installed are at risk; any deployment that allows Contributors or higher to use shortcodes could be exploited.", "description_and_impact": "Coachific Shortcode for WordPress contains a stored cross\u2011site scripting flaw that originates from the plugin\u2019s handling of the 'userhash' shortcode attribute. The plugin sanitizes the attribute with sanitize_text_field(), which strips out HTML tags but fails to escape characters that are dangerous in a JavaScript string context. Since the sanitized value is interpolated directly inside a <script> tag, an attacker can inject JavaScript code that will run whenever the page is viewed.", "risk_and_exploitability": "The CVSS score of 6.4 indicates a moderate severity. No EPSS score is available, so the current exploitation probability is unclear. The attack requires authenticated Access control\u2014any user with Contributor or higher privileges can use the shortcode to store malicious payloads. Once injected, the script executes in the browsers of all visitors to the affected post or page."}}}}, "created": "2026-04-15T13:49:14.863898+00:00", "updated": "2026-04-15T14:53:21.721809+00:00", "vendors": ["coachific", "coachific$PRODUCT$coachific_shortcode", "wordpress", "wordpress$PRODUCT$wordpress"]}