CVE-2025-46480

6.5 MEDIUM

📋 TL;DR

This stored cross-site scripting (XSS) vulnerability in the Nepali Post Date WordPress plugin allows attackers to inject malicious scripts into web pages. When exploited, these scripts execute in victims' browsers, potentially stealing session cookies or performing actions on their behalf. All WordPress sites using Nepali Post Date versions up to 5.1.1 are affected.

💻 Affected Systems

Products:
  • WordPress Nepali Post Date Plugin
Versions: All versions up to and including 5.1.1
Operating Systems: Any OS running WordPress
Default Config Vulnerable: ⚠️ Yes
Notes: Vulnerability exists in the plugin's input handling during web page generation.

⚠️ 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.

Recommended Actions:
  1. Review the CVE details at NVD
  2. Check vendor security advisories for your specific version
  3. Test if the vulnerability is exploitable in your environment
  4. 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.

🟠

Likely Case

Attackers inject malicious JavaScript to steal user session cookies, potentially compromising user accounts and performing unauthorized actions.

🟢

If Mitigated

With proper input validation and output encoding, malicious scripts would be neutralized before reaching users' browsers.

🌐 Internet-Facing: HIGH
🏢 Internal Only: MEDIUM

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: LOW

Stored XSS vulnerabilities typically require some level of access to inject payloads, but once injected, exploitation is straightforward.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: Versions after 5.1.1

Vendor Advisory: https://patchstack.com/database/wordpress/plugin/nepali-post-date/vulnerability/wordpress-nepali-post-date-5-1-1-cross-site-scripting-xss-vulnerability?_s_id=cve

Restart Required: No

Instructions:

1. Log into WordPress admin panel. 2. Navigate to Plugins > Installed Plugins. 3. Find Nepali Post Date and click 'Update Now'. 4. Verify update to version after 5.1.1.

🔧 Temporary Workarounds

Disable Nepali Post Date Plugin

all

Temporarily disable the vulnerable plugin until patched

wp plugin deactivate nepali-post-date

Implement WAF Rules

all

Add web application firewall rules to block XSS payloads

🧯 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 > Nepali Post Date version number

Check Version:

wp plugin get nepali-post-date --field=version

Verify Fix Applied:

Verify plugin version is greater than 5.1.1 in WordPress admin

📡 Detection & Monitoring

Log Indicators:

  • Unusual POST requests containing script tags to plugin endpoints
  • Multiple failed XSS attempts in web server logs

Network Indicators:

  • HTTP requests with suspicious script payloads in parameters
  • Unusual traffic patterns to plugin-specific URLs

SIEM Query:

source="web_server" AND ("nepali-post-date" OR "script" OR "javascript:") AND status=200

🔗 References

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