{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-100178", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2026-09-25T13:35:41.978Z", "datePublished": "2026-10-10T07:41:45.869Z", "dateUpdated": "2026-10-10T07:41:45.869Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-10-10T07:41:45.869Z"}, "affected": [{"vendor": "gwin", "product": "WPAdverts \u2013 Classifieds Plugin", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "2.3.4", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The WPAdverts \u2013 Classifieds Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'adverts_location' parameter in all versions up to, and including, 2.3.4 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}], "title": "WPAdverts <= 2.3.4 - Unauthenticated Stored Cross-Site Scripting via 'adverts_location' Parameter", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/84d362e2-a0ba-48e6-b4f5-46e080a7eee1?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/includes/functions-blocks.php#L483"}, {"url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/includes/functions-blocks.php#L467"}, {"url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/blocks/list/templates/list-item.php#L36"}, {"url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/includes/functions.php#L1878"}, {"url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/includes/functions.php#L1961"}, {"url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/includes/defaults.php#L150"}, {"url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/blocks/publish/class-publish-engine.php#L422"}, {"url": "https://plugins.trac.wordpress.org/browser/wpadverts/trunk/readme.txt?rev=3732587"}, {"url": "https://plugins.trac.wordpress.org/changeset/3732587/wpadverts/trunk/includes/functions-blocks.php"}], "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:N/UI:N/S:C/C:L/I:L/A:N", "baseScore": 7.2, "baseSeverity": "HIGH"}}], "credits": [{"lang": "en", "type": "finder", "value": "Morato Antoine"}], "timeline": [{"time": "2026-09-25T13:50:48.000Z", "lang": "en", "value": "Vendor Notified"}, {"time": "2026-10-09T19:25:05.000Z", "lang": "en", "value": "Disclosed"}]}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "WPAdverts \u2013 Classifieds Plugin", "vendor": "gwin", "versions": [{"lessThanOrEqual": "2.3.4", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@wordfence.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The WPAdverts \u2013 Classifieds Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'adverts_location' parameter in all versions up to, and including, 2.3.4 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."}], "id": "CVE-2026-100178", "lastModified": "2026-10-10T08:17:03.070", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 7.2, "baseSeverity": "HIGH", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 2.7, "source": "security@wordfence.com", "type": "Primary"}]}, "published": "2026-10-10T08:17:03.070", "references": [{"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/blocks/list/templates/list-item.php#L36"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/blocks/publish/class-publish-engine.php#L422"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/includes/defaults.php#L150"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/includes/functions-blocks.php#L467"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/includes/functions-blocks.php#L483"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/includes/functions.php#L1878"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpadverts/tags/2.3.4/includes/functions.php#L1961"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/browser/wpadverts/trunk/readme.txt?rev=3732587"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/changeset/3732587/wpadverts/trunk/includes/functions-blocks.php"}, {"source": "security@wordfence.com", "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/84d362e2-a0ba-48e6-b4f5-46e080a7eee1?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@wordfence.com", "type": "Primary"}]}

{}

{"created": "2026-10-10T09:30:04.289546+00:00", "updated": "2026-10-10T09:30:04.289552+00:00", "vendors": []}