PatchSiren cyber security CVE debrief
CVE-2026-93303 htplugins CVE debrief
The HT Contact Form – Drag & Drop Form Builder for WordPress plugin for WordPress is vulnerable to Stored DOM-Based Cross-Site Scripting via 'form_data' Rich Text Field. This vulnerability allows unauthenticated attackers to inject web scripts that execute when a user accesses an injected page. The vulnerability exists in versions up to and including 2.10.1. Exploitation requires tricking a user into clicking an attacker-supplied draft resume URL, which the attacker constructs using the draft_key and access_token returned directly in the save response. Defenders should prioritize verifying exposure of WordPress installations using the HT Contact Form plugin, version 2.10.1 or earli
- Vendor
- htplugins
- Product
- HT Contact Form – Drag & Drop Form Builder for WordPress
- CVSS
- HIGH 7.2
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-09-25
- Original CVE updated
- 2026-09-25
- Advisory published
- 2026-09-25
- Advisory updated
- 2026-09-25
Who should care
Defenders responsible for WordPress installations using the HT Contact Form plugin, version 2.10.1 or earlier, should assess exposure and prioritize verification of user interactions with draft resume URLs.
Why it matters
CVE-2026-93303 is a Stored DOM-Based Cross-Site Scripting vulnerability in the HT Contact Form – Drag & Drop Form Builder for WordPress plugin. Defenders should prioritize verifying exposure, assessing user interactions, and implementing input sanitization and output escaping.
- Defenders must verify exposure of WordPress installations using the HT Contact Form plugin.
- User interactions with draft resume URLs may lead to execution of injected web scripts.
- Defenders should prioritize input sanitization and output escaping for 'form_data' Rich Text Field.
- Remediation requires updating the HT Contact Form plugin to a version that addresses the vulnerability.
Technical summary
The HT Contact Form – Drag & Drop Form Builder for WordPress plugin is vulnerable to Stored DOM-Based Cross-Site Scripting via 'form_data' Rich Text Field. This allows unauthenticated attackers to inject web scripts that execute when a user accesses an injected page. The vulnerability exists in the HT Contact Form – Drag & Drop Form Builder for WordPress plugin, versions up to and including 2.10.1. Exploitation requires tricking a user into clicking an attacker-supplied draft resume URL. Defenders should prioritize verifying exposure of WordPress installations using the HT Contact Form plugin, version 2.10.1 or earlier, and assess user interactions with draft resume URLs.
Defensive priority
Defenders should prioritize verifying exposure of WordPress installations using the HT Contact Form plugin, version 2.10.1 or earlier, and assess user interactions with draft resume URLs.
Recommended defensive actions
- Verify WordPress installations for the HT Contact Form plugin, version 2.10.1 or earlier.
- Assess user interactions with draft resume URLs.
- Implement input sanitization and output escaping for 'form_data' Rich Text Field.
- Monitor for suspicious user clicks on draft resume URLs.
- Review compensating controls for exposed systems while remediation is scheduled and verified.
- Track exceptions, retest remediated assets, and close the item only after evidence is documented.
- Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up.
Evidence notes
The vulnerability exists in the HT Contact Form – Drag & Drop Form Builder for WordPress plugin, versions up to and including 2.10.1. Exploitation requires tricking a user into clicking an attacker-supplied draft resume URL.
Sources and references
Verified primary and authoritative sources
-
CVE-2026-93303 CVE Program record
Publisher, destination, and source semantics verified
URL: https://www.cve.org/CVERecord?id=CVE-2026-93303
CVE Program - Official CVE Program record with source-provided CVE metadata.
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CVE-2026-93303 NVD vulnerability detail
Publisher, destination, and source semantics verified
URL: https://nvd.nist.gov/vuln/detail/CVE-2026-93303
NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.
Supplemental references
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Source reference
Unverified legacy reference
URL: https://plugins.trac.wordpress.org/browser/ht-contactform/tags/2.10.1/admin/Includes/Api/Endpoints/Draft.php
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Source reference
Unverified legacy reference
URL: https://plugins.trac.wordpress.org/browser/ht-contactform/tags/2.10.1/admin/Includes/Models/Drafts.php
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Source reference
Unverified legacy reference
URL: https://plugins.trac.wordpress.org/browser/ht-contactform/tags/2.10.1/assets/js/form.js
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Source reference
Unverified legacy reference
URL: https://plugins.trac.wordpress.org/browser/ht-contactform/tags/2.10.1/include/UI/ShortCode.php
Methodology and review provenance
AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.