CVE-2026-1273highCWE-918

CVE-2026-1273: fallo de gravedad alta en wpxpo Post Grid Gutenberg Blocks for News…

PostX <= 5.0.8 - Authenticated (Administrator+) Server-Side Request Forgery via REST API Endpoints

Publicada el · Actualizada el

Seguir esta CVE+ Monitorear Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX

Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.

21Vexday Risk Score

Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.

ssvc Trackcvss 7.2epss 0.3%
The Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 5.0.8 via the `/ultp/v3/starter_dummy_post/` and `/ultp/v3/starter_import_content/` REST API endpoints. This makes it possible for authenticated attackers, with Administrator-level access and above, to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Productos afectados
wpxpo · Post Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX
CVEs relacionadas — wpxpo Post Grid Gutenberg Blocks for News…

En el mismo producto, de las más peligrosas a las menos.

CVE-2024-10728HIGHPostX <= 4.1.16 - Missing Authorization to Arbitrary Plugin Installation/ActivationEPSS 39.1%CVE-2024-5326HIGHPost Grid Gutenberg Blocks and WordPress Blog Plugin – PostX <= 4.1.2 - Missing Authorization to Arbitrary Options UpdateEPSS 1.4%CVE-2024-5223MEDIUMPost Grid Gutenberg Blocks and WordPress Blog Plugin – PostX <= 4.1.1 - Authenticated (Author+) Stored Cross-Site ScriptingEPSS 0.3%CVE-2025-12980HIGHPost Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX <= 5.0.3 - Missing Authorization to Unauthenticated Sensitive Information ExposureEPSS 0.3%CVE-2026-0718MEDIUMPost Grid Gutenberg Blocks for News, Magazines, Blog Websites – PostX <= 5.0.5 - Missing Authorization to Limited Post Meta ModificationEPSS 0.3%