CVE-2026-5063NEX-Forms <= 9.1.11 - Unauthenticated Stored Cross-Site Scripting via POST Parameter Key Names
Updated under an hour ago ()
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It affects webaways NEX-Forms – Ultimate Forms Plugin for WordPress. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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The NEX-Forms – Ultimate Forms Plugin for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via POST parameter key names in the submit_nex_form() function in versions up to, and including, 9.1.11 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
- CVSS
- 7.2 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
- Weakness (CWE)
- CWE-79
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- Wordfence
- NVD analysis
- Deferred
- Record last updated
- May 4, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
webaways NEX-Forms – Ultimate Forms Plugin for WordPress webaways:nex_forms_ultimate_forms_plugin_for_wordpress (from the name) | through 9.1.11 | CNA record |
References
- https://www.wordfence.com/threat-intel/vulnerabilities/id/9bac82ee-55bf-4381-b441-115a675e4834?source=cve
- https://plugins.trac.wordpress.org/changeset/3513524/nex-forms-express-wp-form-builder
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.