CVE-2026-8839

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This makes it possible for unauthenticated attackers to read sensitive map data \u2014 including POI titles, addresses, coordinates, and body content \u2014 for any map on the site by enumerating map IDs, and for authenticated attackers with Contributor-level access and above to modify, delete, trash/restore, or clone any map regardless of its author."}], "title": "MapPress Maps for WordPress <= 2.96.6 - Unauthenticated Insecure Direct Object Reference via REST API Endpoints", "references": [{"url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/9f402aa7-24d6-448b-a1d3-5ee7c90b39bc?source=cve"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.95.10/mappress_api.php#L328"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.96.6/mappress_api.php#L328"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.96.6/mappress_api.php#L90"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.96.6/mappress_api.php#L268"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.96.6/mappress_api.php#L39"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.96.6/mappress_api.php#L253"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.96.6/mappress_api.php#L50"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.96.6/mappress_api.php#L75"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.96.6/mappress_map.php#L239"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.96.6/mappress_map.php#L493"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.96.6/mappress_map.php#L379"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.96.6/mappress_map.php#L550"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.95.10/mappress_api.php#L90"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.95.10/mappress_api.php#L268"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.95.10/mappress_api.php#L39"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.95.10/mappress_api.php#L253"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.95.10/mappress_api.php#L50"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.95.10/mappress_api.php#L75"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.95.10/mappress_map.php#L239"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.95.10/mappress_map.php#L493"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.95.10/mappress_map.php#L379"}, {"url": "https://plugins.trac.wordpress.org/browser/mappress-google-maps-for-wordpress/tags/2.95.10/mappress_map.php#L550"}, {"url": "https://plugins.trac.wordpress.org/changeset?old_path=/mappress-google-maps-for-wordpress/tags/2.96.6&new_path=/mappress-google-maps-for-wordpress/tags/2.97.1"}], "problemTypes": [{"descriptions": [{"lang": "en", "description": "CWE-639 Authorization Bypass Through User-Controlled Key", "cweId": "CWE-639", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM"}}], "credits": [{"lang": "en", "type": "finder", "value": "Kitch Global"}], "timeline": [{"time": "2026-05-19T04:58:32.000Z", "lang": "en", "value": "Vendor Notified"}, {"time": "2026-06-05T14:37:12.000Z", "lang": "en", "value": "Disclosed"}]}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-06-06T11:34:08.719037Z", "id": "CVE-2026-8839", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"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": "2026-06-06T11:42:35.794Z"}}]}}

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This is due to missing ownership verification in the REST API routes registered via `Mappress_Api::rest_api_init()`, where the GET `/wp-json/mapp/v1/maps/{mapid}` endpoint uses `'permission_callback' => '__return_true'` and the write endpoints (POST update, DELETE, PATCH mutate, POST clone, POST empty_trash) only check the generic `edit_posts` capability without confirming that the requester owns the targeted map \u2014 a gap that is not compensated at the model layer, as `Mappress_Map::get()`, `save()`, `delete()`, `mutate()`, and `empty_trash()` all operate on any caller-supplied map ID without an ownership check. This makes it possible for unauthenticated attackers to read sensitive map data \u2014 including POI titles, addresses, coordinates, and body content \u2014 for any map on the site by enumerating map IDs, and for authenticated attackers with Contributor-level access and above to modify, delete, trash/restore, or clone any map regardless of its author."}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-639", "description": "CWE-639 Authorization Bypass Through User-Controlled Key"}]}], "providerMetadata": {"orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "shortName": "Wordfence", "dateUpdated": "2026-06-06T03:28:25.116Z"}}}, "cveMetadata": {"cveId": "CVE-2026-8839", "state": "PUBLISHED", "dateUpdated": "2026-06-06T11:42:35.794Z", "dateReserved": "2026-05-18T15:18:31.311Z", "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599", "datePublished": "2026-06-06T03:28:25.116Z", "assignerShortName": "Wordfence"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "MapPress Maps for WordPress", "vendor": "chrisvrichardson", "versions": [{"lessThanOrEqual": "2.96.6", "status": "affected", "version": "0", "versionType": "semver"}]}], "source": "security@wordfence.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The MapPress Maps for WordPress plugin for WordPress is vulnerable to Authorization Bypass Through User-Controlled Key in all versions up to, and including, 2.96.6. This is due to missing ownership verification in the REST API routes registered via `Mappress_Api::rest_api_init()`, where the GET `/wp-json/mapp/v1/maps/{mapid}` endpoint uses `'permission_callback' => '__return_true'` and the write endpoints (POST update, DELETE, PATCH mutate, POST clone, POST empty_trash) only check the generic `edit_posts` capability without confirming that the requester owns the targeted map \u2014 a gap that is not compensated at the model layer, as `Mappress_Map::get()`, `save()`, `delete()`, `mutate()`, and `empty_trash()` all operate on any caller-supplied map ID without an ownership check. This makes it possible for unauthenticated attackers to read sensitive map data \u2014 including POI titles, addresses, coordinates, and body content \u2014 for any map on the site by enumerating map IDs, and for authenticated attackers with Contributor-level access and above to modify, delete, trash/restore, or clone any map regardless of its author."}, {"lang": "es", "value": "El plugin MapPress Maps for WordPress para WordPress es vulnerable a un bypass de autorizaci\u00f3n a trav\u00e9s de una clave controlada por el usuario en todas las versiones hasta la 2.96.6, inclusive. Esto se debe a la falta de verificaci\u00f3n de propiedad en las rutas de la API REST registradas a trav\u00e9s de 'Mappress_Api::rest_api_init()', donde el endpoint GET '/wp-json/mapp/v1/maps/{mapid}' utiliza ' permission_callback = __return_true ' y los endpoints de escritura (POST actualizar, DELETE, PATCH mutar, POST clonar, POST vaciar_papelera) solo verifican la capacidad gen\u00e9rica 'edit_posts' sin confirmar que el solicitante es propietario del mapa objetivo - una brecha que no se compensa en la capa del modelo, ya que 'Mappress_Map::get()', 'save()', 'delete()', 'mutate()' y 'empty_trash()' todos operan sobre cualquier ID de mapa proporcionado por el llamador sin una verificaci\u00f3n de propiedad. Esto hace posible que atacantes no autenticados lean datos sensibles del mapa - incluyendo t\u00edtulos de PDI, direcciones, coordenadas y contenido del cuerpo - para cualquier mapa en el sitio al enumerar los ID de los mapas, y para atacantes autenticados con acceso de nivel Colaborador y superior modificar, eliminar, enviar a la papelera/restaurar o clonar cualquier mapa independientemente de su autor."}], "id": "CVE-2026-8839", "lastModified": "2026-07-23T07:10:00.113", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 1.4, "source": "security@wordfence.com", "type": "Secondary"}], "ssvcV203": 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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,2.96.6]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "matching", "scores": [{"score": 99.0, "source": "matching"}]}, "original": {"product": "MapPress Maps for WordPress", "source": "cna", "vendor": "chrisvrichardson"}, "product": "mappress_maps_for_wordpress", "vendor": "chrisrichardson"}, {"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"}], "created": "2026-06-06T06:30:14.132691+00:00", "updated": "2026-06-06T06:30:14.463555+00:00", "vendors": ["chrisrichardson", "chrisrichardson$PRODUCT$mappress_maps_for_wordpress", "wordpress", "wordpress$PRODUCT$wordpress"]}