CVE-2025-27317: RAYS Grid CSRF Vulnerability

CVE-2025-27317 Overview

CVE-2025-27317 is a Cross-Site Request Forgery (CSRF) vulnerability affecting the IT-RAYS RAYS Grid plugin for WordPress. The flaw exists in all versions up to and including 1.3.1. An attacker can trick an authenticated user into submitting a forged request that performs unintended actions in the plugin. The vulnerability is tracked under CWE-352 and requires user interaction to trigger. Exploitation occurs over the network without prior authentication by the attacker, though the victim must be logged into the target WordPress site.

Critical Impact
A successful attack allows unauthorized state-changing operations in RAYS Grid through the victim's authenticated session, leading to limited integrity impact on affected WordPress installations.

Affected Products

IT-RAYS RAYS Grid WordPress plugin (rays-grid)
All versions from initial release through 1.3.1
WordPress sites with the vulnerable plugin installed and activated

Discovery Timeline

2025-02-24 - CVE-2025-27317 published to NVD
2026-06-17 - Last updated in NVD database

Technical Details for CVE-2025-27317

Vulnerability Analysis

The RAYS Grid plugin fails to validate the origin of state-changing HTTP requests. The plugin does not enforce anti-CSRF tokens (wp_nonce) or verify request provenance on sensitive endpoints. An attacker can craft a malicious page or link that triggers privileged actions when visited by a logged-in WordPress user. The scope remains unchanged, and confidentiality and availability are not directly affected. Integrity impact is limited to actions the victim is authorized to perform in the plugin.

Root Cause

The root cause is missing or improperly implemented CSRF protection [CWE-352]. WordPress provides the wp_nonce_field() and check_admin_referer() primitives to validate that a request originates from a trusted form. The affected versions of RAYS Grid do not consistently apply these checks on request handlers that modify plugin state.

Attack Vector

Exploitation requires the attacker to lure an authenticated WordPress user, typically an administrator or editor, to a controlled web page. The page issues a forged request, often an HTML form auto-submitted via JavaScript, to a vulnerable RAYS Grid endpoint. The victim's browser attaches the WordPress session cookie, and the server processes the request as legitimate. No credentials, code execution, or elevated privileges are required from the attacker side. Refer to the Patchstack Vulnerability Report for additional technical context.

Detection Methods for CVE-2025-27317

Indicators of Compromise

Unexpected changes to RAYS Grid configuration, grids, or content made by legitimate users without their knowledge.
WordPress access logs showing POST requests to rays-grid endpoints with Referer headers from external, untrusted domains.
Administrative actions timestamped shortly after users visited external links or unfamiliar sites.

Detection Strategies

Audit HTTP request logs for state-changing requests to plugin endpoints that lack a valid wp_nonce parameter.
Correlate WordPress user activity logs with browsing history where available, looking for cross-origin request patterns.
Deploy a WordPress activity logging plugin to record configuration and content changes by user, action, and timestamp.

Monitoring Recommendations

Enable Web Application Firewall (WAF) rules that inspect Origin and Referer headers on WordPress admin requests.
Alert on administrative actions initiated from Referer headers outside the site's own domain.
Monitor plugin version inventory across WordPress sites to identify hosts still running rays-grid version 1.3.1 or earlier.

How to Mitigate CVE-2025-27317

Immediate Actions Required

Update the RAYS Grid plugin to a version later than 1.3.1 once the vendor publishes a patched release.
Deactivate and remove the rays-grid plugin if a fixed version is not yet available and the plugin is not business-critical.
Review recent administrative and content changes for unauthorized modifications introduced through forged requests.

Patch Information

At the time of publication, the vendor advisory referenced through Patchstack lists versions up to 1.3.1 as vulnerable. Administrators should track the plugin's changelog and apply any release above 1.3.1 that addresses [CWE-352].

Workarounds

Restrict WordPress admin access to trusted IP ranges using web server ACLs or a WAF.
Require administrators to use isolated browser profiles or dedicated browsers for WordPress management to reduce cross-site request exposure.
Enforce SameSite=Lax or SameSite=Strict cookie attributes on WordPress authentication cookies to reduce cross-origin cookie transmission.
Educate privileged users to log out of WordPress sessions when not actively administering the site.

bash

# Configuration example: virtual patch via WAF rule (ModSecurity-style)
SecRule REQUEST_METHOD "@streq POST" \
  "chain,phase:1,deny,status:403,id:1002732717,\
   msg:'CVE-2025-27317 RAYS Grid CSRF - missing same-origin Referer'"
SecRule REQUEST_URI "@contains rays-grid" \
  "chain"
SecRule &REQUEST_HEADERS:Referer "@eq 0" \
  "t:none"