CVE-2026-75016: fallo de gravedad media en wpblockart Magazine Blocks – Blog Designer…
Magazine Blocks <= 1.8.6 - Authenticated (Contributor+) Stored Cross-Site Scripting via 'clientId' Block Attribute
Publicada el
Seguir esta CVE+ Monitorear Magazine Blocks – Blog Designer, Magazine & Newspaper Website Builder, Page Builder with Posts Blocks, Post Grid
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
13Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackcvss 6.4epss 0.3%
The Magazine Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the News Ticker block's clientId attribute in versions up to, and including, 1.8.6. This is due to insufficient input sanitization and output escaping in the NewsTicker::render() method, which concatenates the clientId block attribute into an HTML class attribute without applying esc_attr(). 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.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Productos afectados
wpblockart · Magazine Blocks – Blog Designer, Magazine & Newspaper Website Builder, Page Builder with Posts Blocks, Post GridCVEs relacionadas — wpblockart Magazine Blocks – Blog Designer…
En el mismo producto, de las más peligrosas a las menos.
CVE-2026-75017MEDIUMMagazine Blocks <= 1.8.6 - Missing Authorization to Authenticated (Contributor+) Arbitrary Post Modification / Site-Wide Template Takeover via Builder Templates REST EndpointEPSS 0.4%CVE-2024-9218MEDIUMMagazine Blocks – Blog Designer, Magazine & Newspaper Website Builder, Page Builder with Posts Blocks, Post Grid <= 1.3.14 - Reflected Cross-Site ScriptingEPSS 0.4%
Referencias
https://plugins.trac.wordpress.org/browser/magazine-blocks/tags/1.8.5/includes/BlockTypes/NewsTicker.php#L106https://plugins.trac.wordpress.org/browser/magazine-blocks/tags/1.8.5/includes/BlockTypes/NewsTicker.php#L43https://plugins.trac.wordpress.org/browser/magazine-blocks/tags/1.8.6/includes/BlockTypes/NewsTicker.php#L106https://plugins.trac.wordpress.org/browser/magazine-blocks/tags/1.8.6/includes/BlockTypes/NewsTicker.php#L43https://plugins.trac.wordpress.org/changeset?reponame=&old=3656574%40magazine-blocks&new=3656574%40magazine-blockshttps://www.wordfence.com/threat-intel/vulnerabilities/id/34e0862d-55d3-4bc7-ba26-309ef1567e2b?source=cve