CVE-2025-2918
6.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N
Summary
The Ultimate Blocks – WordPress Blocks Plugin plugin for WordPress is vulnerable to Stored Cross-Site Scripting via multiple widgets in all versions up to, and including, 3.3.3 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 Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| ultimateblocks | Ultimate Blocks – 25+ Gutenberg Blocks for Block Editor | 0 <= 3.3.3 | affected |
Weaknesses
- CWE-79: CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/41b2a4cc-fb23-41eb-b1a4-d793ae924d9a?source=cve
- https://plugins.trac.wordpress.org/browser/ultimate-blocks/tags/3.2.9/src/blocks/how-to/block.php#L335
- https://plugins.trac.wordpress.org/browser/ultimate-blocks/tags/3.2.9/src/blocks/content-filter/block.php#L14
- https://plugins.trac.wordpress.org/browser/ultimate-blocks/tags/3.2.9/src/blocks/tabbed-content/block.php#L136
- https://plugins.trac.wordpress.org/browser/ultimate-blocks/tags/3.2.9/src/blocks/content-toggle/block.php#L133
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