CVE-2026-66613
CriticalCVSS 9.8Exploitation Probability (EPSS)
Low risk39th percentile - higher than 39% of all known CVEs
Summary
Unauthenticated remote code execution (RCE) vulnerability in JetEngine plugin versions up to and including 3.8.14. An attacker can execute arbitrary code on the server without logging in.
Risk Assessment
Risk includes full site takeover, data theft, malware installation, and further attacks. The attack can be performed remotely without authentication.
Recommendation
Immediately update JetEngine to a version newer than 3.8.14. Check logs for suspicious requests and consider temporarily disabling the plugin.
Other vulnerabilities in JetEngine
See all- CVE-2026-97238Medium
Cross Site Scripting (XSS) vulnerability in JetEngine up to version 3.8.14.3. A subscriber can inject malicious scripts.
- CVE-2026-97237High
Unauthenticated XSS attack in JetEngine plugin up to version 3.8.14.3. An attacker can inject malicious script without authentication.
- CVE-2026-66581High
Unauthenticated Cross Site Scripting (XSS) in JetEngine versions up to and including 3.8.14.1.
- CVE-2026-65467Medium
The JetEngine plugin version 3.8.11 and earlier is vulnerable to SSRF attacks from a contributor role. A user with contributor privileges can send requests to internal network resources.
- CVE-2026-54189High
Versions of JetEngine up to 3.8.10 are vulnerable to unauthenticated Cross Site Scripting (XSS). An attacker can exploit this vulnerability to inject malicious JavaScript code.
- CVE-2026-54188High
Versions of JetEngine up to 3.8.10 are vulnerable to unauthenticated Cross Site Scripting (XSS). An attacker can exploit this vulnerability to inject malicious JavaScript code.
- CVE-2026-49074High
There is an unauthenticated Cross Site Scripting (XSS) vulnerability in JetEngine versions <= 3.8.9.1. An attacker can exploit this flaw to inject malicious scripts in the user's context.
- CVE-2026-56068Critical
The JetEngine plugin for WordPress versions 3.8.10.2 and earlier contains an SQL injection vulnerability that can be exploited by an unauthenticated attacker. This vulnerability allows unauthorized database queries to be executed.
- CVE-2026-54187Critical
There is an unauthenticated SQL injection vulnerability in JetEngine versions <= 3.8.10.1.
- CVE-2026-52706Critical
There is an unauthenticated PHP object injection vulnerability in JetEngine versions up to 3.8.10.
Original NVD description (English source)
Unauthenticated Remote Code Execution (RCE) in JetEngine <= 3.8.14 versions.
Vulnerability data from NVD (NIST) · CISA KEV · EPSS