CVE-2025-25091
📋 TL;DR
This stored cross-site scripting (XSS) vulnerability in the NextGen Cooliris Gallery WordPress plugin allows attackers to inject malicious scripts into web pages. When users view affected pages, the scripts execute in their browsers, potentially stealing credentials or performing unauthorized actions. WordPress sites using vulnerable versions (0.7 and earlier) of this plugin are affected.
💻 Affected Systems
- NextGen Cooliris Gallery WordPress Plugin
⚠️ Manual Verification Required
This CVE does not have specific version information in our database, so automatic vulnerability detection cannot determine if your system is affected.
Why? The CVE database entry doesn't specify which versions are vulnerable (no version ranges provided by the vendor/NVD).
🔒 Custom verification scripts are available for registered users. Sign up free to download automated test scripts.
- Review the CVE details at NVD
- Check vendor security advisories for your specific version
- Test if the vulnerability is exploitable in your environment
- Consider updating to the latest version as a precaution
⚠️ Risk & Real-World Impact
Worst Case
Attackers could steal administrator session cookies, take over WordPress sites, deface websites, or redirect visitors to malicious sites, potentially compromising all site data and user accounts.
Likely Case
Attackers inject malicious JavaScript that steals user session cookies or credentials when users visit compromised pages, leading to account takeover of affected users.
If Mitigated
With proper input validation and output encoding, malicious scripts would be neutralized before reaching users' browsers, preventing execution.
🎯 Exploit Status
Stored XSS vulnerabilities typically require some level of access to inject payloads, but once injected, exploitation is straightforward.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: Not available
Restart Required: No
Instructions:
1. Log into WordPress admin panel. 2. Navigate to Plugins → Installed Plugins. 3. Find 'NextGen Cooliris Gallery'. 4. Click 'Deactivate'. 5. Click 'Delete' to remove the plugin completely.
🔧 Temporary Workarounds
Disable Plugin
allDeactivate and remove the vulnerable plugin from WordPress
wp plugin deactivate nextgen-cooliris-gallery
wp plugin delete nextgen-cooliris-gallery
Implement WAF Rules
allConfigure web application firewall to block XSS payloads targeting this plugin
🧯 If You Can't Patch
- Implement Content Security Policy (CSP) headers to restrict script execution
- Enable WordPress security plugins with XSS protection features
🔍 How to Verify
Check if Vulnerable:
Check WordPress admin panel → Plugins → Installed Plugins for 'NextGen Cooliris Gallery' version 0.7 or earlierCheck Version:
wp plugin list --name=nextgen-cooliris-gallery --field=versionVerify Fix Applied:
Verify the plugin is no longer listed in installed plugins or confirm version is removed📡 Detection & Monitoring
Log Indicators:
- Unusual POST requests to plugin endpoints
- JavaScript payloads in form submissions
- Multiple failed injection attempts
Network Indicators:
- HTTP requests containing script tags or JavaScript payloads targeting plugin URLs
- Unexpected outbound connections from compromised user sessions
SIEM Query:
source="wordpress.log" AND ("nextgen-cooliris" OR "cooliris") AND ("<script>" OR "javascript:" OR "onerror=" OR "onload=")