SSRF in Wpxpo Post Grid Gutenberg Blocks For News, Magazines, Blog Websites – Postx
CVE-2026-1273
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/st…
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.000 (3.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.
Affected products
Weakness classification (CWE)
References
- www.wordfence.com/threat-intel/vulnerabilities/id/afe6d4ac-1712-415e-9995-cb7c8…
- plugins.trac.wordpress.org/browser/ultimate-post/tags/5.0.5/classes/Importer.php
- plugins.trac.wordpress.org/browser/ultimate-post/trunk/classes/Importer.php
- plugins.trac.wordpress.org/browser/ultimate-post/trunk/classes/Importer.php
- plugins.trac.wordpress.org/browser/ultimate-post/tags/5.0.5/classes/Importer.php
- plugins.trac.wordpress.org/changeset
Frequently asked questions
- What is CVE-2026-1273?
- CVE-2026-1273 is a high-severity vulnerability in Wpxpo Post Grid Gutenberg Blocks For News, Magazines, Blog Websites – Postx, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.2/10. Published 2026-03-04.
- How severe is CVE-2026-1273?
- High severity. CVSS v3 base score is 7.2 out of 10.