Platform
wordpress
Component
widget-options
Fixed in
4.1.4
CVE-2026-27984 describes a Remote Code Execution (RCE) vulnerability within the Widget Options plugin for WordPress. This flaw allows attackers to inject arbitrary code, leading to complete server compromise. The vulnerability affects versions from 0.0.0 through 4.1.3, and a fix is available in version 4.2.0.
The impact of this RCE vulnerability is severe. An attacker could leverage it to execute arbitrary commands on the WordPress server, potentially gaining full control of the system. This includes the ability to modify website content, install malware, steal sensitive data (user credentials, database information), and even pivot to other systems on the network. Given the widespread use of WordPress and plugins, this vulnerability presents a significant risk for a large number of websites. The code injection aspect is particularly concerning, as it bypasses typical security controls and allows for highly customizable attacks.
CVE-2026-27984 was publicly disclosed on 2026-03-05. The vulnerability's CRITICAL CVSS score indicates a high probability of exploitation. While no public proof-of-concept (PoC) code has been released as of this writing, the RCE nature of the vulnerability makes it a likely target for exploitation. It is advisable to assume active exploitation and prioritize remediation.
Exploit Status
EPSS
0.04% (13% percentile)
CISA SSVC
CVSS Vector
The primary mitigation for CVE-2026-27984 is to immediately upgrade the Widget Options plugin to version 4.2.0 or later. If upgrading is not immediately feasible due to compatibility issues or breaking changes, consider temporarily disabling the plugin. As a short-term workaround, implement strict input validation and sanitization on any user-supplied data used within the plugin. Web Application Firewalls (WAFs) configured to detect and block code injection attempts can also provide some protection. Monitor WordPress logs for suspicious activity, particularly attempts to execute commands or access sensitive files.
Update to version 4.2.0, or a newer patched version
Vulnerability analysis and critical alerts directly to your inbox.
CVE-2026-27984 is a critical Remote Code Execution vulnerability in the Widget Options WordPress plugin, allowing attackers to execute arbitrary code on the server.
You are affected if you are using Widget Options versions 0.0.0 through 4.1.3. Upgrade to 4.2.0 or later to resolve the vulnerability.
Upgrade the Widget Options plugin to version 4.2.0 or later. If immediate upgrade is not possible, disable the plugin or implement temporary workarounds like input validation.
While no public exploits are currently available, the CRITICAL severity and RCE nature of the vulnerability suggest a high probability of active exploitation.
Refer to the Widget Options plugin's official website or WordPress plugin repository for the latest advisory and update information.
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