Vulnerability Advisory: XSS in WordPress HT Contact Form 7 Plugin (<=2.8.2)

Vulnerability Overview The WordPress HT Contact Form 7 plugin, versions <= 2.8.2, contains a medium-priority cross-site scripting (XSS) vulnerability. Impact Scope Affected Versions: <= 2.8.2 Fixed Version: 2.8.3 or higher Remediation 1. Automatic Mitigation: Use Patchstack's automatic mitigation feature to block any attacks until updating to the patched version. 2. Manual Update: Update the plugin to version 2.8.3 or higher to resolve the vulnerability. Risk Description User Interaction Required: Privileged users must perform specific actions (e.g., clicking a malicious link, visiting a spoofed page, or submitting a form) for successful exploitation. Cross-Site Scripting (XSS): Attackers can inject malicious scripts, such as redirects, advertisements, and other HTML payloads, which execute when visitors access the website. Detailed Information Software: HT Contact Form 7 Type: Plugin Affected Versions: <= 2.8.2 Fixed Version: 2.8.3 Timeline Report Date: 20 Apr 2026 Reporter: daroo Additional Information How to Provide the Fastest Protection: Through the automatic mitigation feature. How to Mitigate the Vulnerability: Via automatic mitigation or manual update. Why Hackers Would Target My Website: Because this vulnerability could be used in large-scale attacks. What to Do If My Website Is Already Compromised: Immediate mitigation measures and plugin updates are recommended. Subscription Weekly WordPress Security Intelligence: Subscribe via email to receive the latest security updates. Footer Links Vulnerability Mitigation: Pricing, Application Security (SDA), RapidMitigate, Threat Intelligence (API), VS Monarc, VS Immunity360, VS Wordfence, Documentation, Service Status, Login Code Security: Managed VDP, Active VDP Directory, Security Audits, Compliance (CRA), Login Bug Bounty: Bug Bounty, Leaderboard, Guidelines, Learning, Reporting, Discord, Login Use Cases: Web Developers, Web Hosts, Software Vendors, WordPress, Articles, Webinars, LinkedIn, Facebook, X Resources: Partners, Vulnerability Database, Whitepaper 2026, Case Studies, Webinars, Vulnerability Statistics Patchstack: About, Careers, Media Kit, Facebook, X, Report a Vulnerability Copyright Information © 2026 Patchstack DPA Privacy Policy Accessibility Terms and Conditions Summary This vulnerability involves an XSS issue in the WordPress HT Contact Form 7 plugin. It is recommended to update to version 2.8.3 or higher as soon as possible to fix the vulnerability.

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Vulnerability Advisory: XSS in WordPress HT Contact Form 7 Plugin (<=2.8.2)