{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2024-12451", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "state": "PUBLISHED", "assignerShortName": "Wordfence", "dateReserved": "2024-12-10T19:22:46.010Z", "datePublished": "2025-01-30T13:42:06.194Z", "dateUpdated": "2026-04-08T17:10:45.500Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-04-08T17:10:45.500Z"}, "affected": [{"vendor": "proxymis", "product": "HTML5 Chat", "versions": [{"version": "0", "status": "affected", "lessThanOrEqual": "1.07", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The HTML5 chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'HTML5CHAT' shortcode in all versions up to, and including, 1.07 due to insufficient input sanitization and output escaping on user supplied attributes. 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": "HTML5 chat <= 1.07 - Authenticated (Contributor+) Stored Cross-Site Scripting", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/98de0a50-8464-4ea6-bf55-add9aab2d716?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/html5-chat/trunk/index.php#L159"}, {"url": "https://plugins.trac.wordpress.org/changeset/3443134/"}], "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": "Peter Thaleikis"}], "timeline": [{"time": "2025-01-30T00:40:39.000Z", "lang": "en", "value": "Disclosed"}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2025-01-30T14:36:31.116115Z", "id": "CVE-2024-12451", "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": "2025-01-30T14:36:35.538Z"}}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-12451", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2025-01-30T14:36:31.116115Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2025-01-30T14:36:18.688Z"}}], "cna": {"title": "HTML5 chat <= 1.04 - Authenticated (Contributor+) Stored Cross-Site Scripting", "credits": [{"lang": "en", "type": "finder", "value": "Peter Thaleikis"}], "metrics": [{"cvssV3_1": {"version": "3.1", "baseScore": 6.4, "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N"}}], "affected": [{"vendor": "proxymis", "product": "HTML5 chat", "versions": [{"status": "affected", "version": "*", "versionType": "semver", "lessThanOrEqual": "1.04"}], "defaultStatus": "unaffected"}], "timeline": [{"lang": "en", "time": "2025-01-30T00:40:39.000Z", "value": "Disclosed"}], "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/98de0a50-8464-4ea6-bf55-add9aab2d716?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/html5-chat/trunk/index.php#L159"}], "descriptions": [{"lang": "en", "value": "The HTML5 chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'HTML5CHAT' shortcode in all versions up to, and including, 1.04 due to insufficient input sanitization and output escaping on user supplied attributes. 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."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-79", "description": "CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')"}]}], "providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2025-01-30T13:42:06.194Z"}}}, "cveMetadata": {"cveId": "CVE-2024-12451", "state": "PUBLISHED", "dateUpdated": "2025-01-30T14:36:35.538Z", "dateReserved": "2024-12-10T19:22:46.010Z", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "datePublished": "2025-01-30T13:42:06.194Z", "assignerShortName": "Wordfence"}, "dataVersion": "5.1"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:proxymis:html5_chat:*:*:*:*:*:wordpress:*:*", "matchCriteriaId": "C799DDEC-262D-4524-A2E4-7B69163D305A", "versionEndIncluding": "1.04", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The HTML5 chat plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'HTML5CHAT' shortcode in all versions up to, and including, 1.07 due to insufficient input sanitization and output escaping on user supplied attributes. 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."}, {"lang": "es", "value": "El complemento de chat HTML5 para WordPress es vulnerable a Cross-Site Scripting Almacenado a trav\u00e9s del c\u00f3digo abreviado 'HTML5CHAT' del complemento en todas las versiones hasta la 1.04 y incluida, debido a la falta de entrada desinfecci\u00f3n y al escape de salida en los atributos proporcionados por el usuario. Esto hace posible que los atacantes autenticados, con acceso de nivel de colaborador y superior, inyecten scripts web arbitraria en las p\u00e1ginas que se ejecutar\u00e1n siempre que un usuario acceda a una p\u00e1gina inyectada."}], "id": "CVE-2024-12451", "lastModified": "2026-04-08T18:19:48.200", "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": "Secondary"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.4, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "LOW", "scope": "CHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.3, "impactScore": 2.7, "source": "nvd@nist.gov", "type": "Primary"}]}, "published": "2025-01-30T14:15:32.687", "references": [{"source": "security@wordfence.com", "tags": ["Patch"], "url": "https://plugins.trac.wordpress.org/browser/html5-chat/trunk/index.php#L159"}, {"source": "security@wordfence.com", "url": "https://plugins.trac.wordpress.org/changeset/3443134/"}, {"source": "security@wordfence.com", "tags": ["Third Party Advisory"], "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/98de0a50-8464-4ea6-bf55-add9aab2d716?source=cve"}], "sourceIdentifier": "security@wordfence.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-79"}], "source": "security@wordfence.com", "type": "Secondary"}]}

{}

{}