Vulnerability · Published Mar 26, 2025 · Assigned by Wordfence
CVE-2025-1784Spectra – WordPress Gutenberg Blocks <= 2.19.0 - Authenticated (Contributor+) Stored Cross-Site Scripting
Medium 6.4
In plain English
A medium-severity cross-site scripting in Spectra Gutenberg Blocks – Website Builder for the Block Editor from brainstormforce. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities).
Official description
The Spectra – WordPress Gutenberg Blocks plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the uagb block in all versions up to, and including, 2.19.0 due to insufficient input sanitization and output escaping. 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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| brainstormforce | Spectra Gutenberg Blocks – Website Builder for the Block Editor | 0 – through 2.19.0 |
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/9ac33fd5-602b-4810-96e1-850ea6ee739d?source=cve
- https://plugins.trac.wordpress.org/browser/ultimate-addons-for-gutenberg/tags/2.19.0/classes/class-uagb-init-blocks.php#L1276
- https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&old=3243058%40ultimate-addons-for-gutenberg&new=3243058%40ultimate-addons-for-gutenberg&sfp_email=&sfph_mail=