If your WordPress site is acting up—showing a white screen, 500 internal server error, or 403 forbidden page—or you can’t log in to your admin, you’re not alone. These issues are extremely common, and they often happen alongside WordPress malware infections. Learn a Fix WordPress Malware issue.
In this guide, you’ll learn:
- How to remove malware from WordPress
- How to fix common WordPress errors like white screen, 403, 500, and login issues
- How to prevent these problems in the future
- How HosterSale keeps WordPress sites secure with real-time monitoring and care plans
Common WordPress Issues Explained – Fix WordPress Malware
Before fixing your site, it’s important to understand why these errors happen:
1️⃣ WordPress White Screen (WSOD)
The White Screen of Death occurs when your site fails to load any content.
Causes:
- Plugin or theme conflicts
- Memory limit issues
- Malware injection
2️⃣ Site Not Reached / Site Unreachable
This happens when your website can’t connect to the server.
Causes:
- DNS issues
- Hosting server downtime
- Malware or backdoor attacks consuming resources
Check your website DNS in the DNS Checker Tool.
3️⃣ Admin Login Issues
If you can’t log in to your WordPress admin:
- Check if your password was changed by a hacker
- Plugin conflicts or corrupted
.htaccesscan block login - Malware may create fake admin accounts or block access
4️⃣ 403 Forbidden Error
The 403 error shows when your permissions prevent access to a page.
Causes:
- Incorrect file or folder permissions
- Security plugin blocking IP addresses
- Malicious code in
.htaccess
5️⃣ 500 Internal Server Error
This generic error means something broke on the server.
Causes:
- Corrupt WordPress core files
- Plugin/theme conflict
- Malware-infected files
Step 1: Backup Your WordPress Site
Before doing anything:
- Backup all files and database
- If your site is unreachable, your host might offer automatic snapshots
HosterSale users get real-time backup and monitoring, so even critical errors are safely recoverable.
Related: Why Daily Backups Matter: How HosterSale’s JetBackup Protects You
Step 2: Scan and Remove WordPress Malware
Even if your site has 403, 500, or white screen issues, malware might be the root cause.
Tools & Plugins:
- Wordfence
- Sucuri
- MalCare
HosterSale provide real-time automated protection using imunify360, which can be access from cPanel > Imunify360, where you can check all the details and history of the infected files.
Manual Cleanup Steps:
- Replace
/wp-admin/and/wp-includes/with fresh WordPress files - Replace other files such as index.php, skip wp-config.php don’t replace this.
- Scan
/wp-content/for suspicious PHP files - Check the database for injected spam or fake admin users
- Remove or reinstall infected plugins/themes
💡 For complex infections, professional cleanup is safer—HosterSale offers complete malware removal services. Check HosterSale WordPress Care Plans.
Step 3: Fix Common WordPress Errors
WordPress White Screen
- Deactivate all plugins via FTP
- Switch to a default theme like Twenty Twenty-Three
- Increase PHP memory limit
Site Not Reached
- Check DNS settings and domain propagation
- Ensure hosting server is online
- Scan for malware consuming server resources
Admin Login Issues
- Reset password via phpMyAdmin or password reset link
- Check for malware-created fake users
- Temporarily disable security plugins to regain access
Related: How to Reset Your WordPress Admin Password Easily
403 Forbidden Error
- Correct file/folder permissions (typically
755for folders,644for files) - Check
.htaccessfor malicious rules - Disable conflicting security plugins
500 Internal Server Error
- Re-upload core WordPress files
- Deactivate all plugins and switch theme
- Check server error logs
Related: How to Fix a WordPress Website or Blog 404 Error – Quick Solutions
Step 4: Secure WordPress After Cleanup
Even after errors are fixed, prevention is key:
- Enable firewall (WAF)
- Disable file editing in
wp-config.php - Enable two-factor authentication
- Use strong passwords
- Schedule regular backups
HosterSale WordPress care plans cover all these steps automatically, ensuring your site is always updated, secure, and backed up.
HosterSale WordPress Malware Removal & Care Plans – Auto Fix WordPress Malware issue
Instead of fixing issues repeatedly, HosterSale WordPress care plans provide:
- Complete malware removal (files + database)
- Regular security scans
- Core, plugin, and theme updates
- Performance and uptime monitoring
- Real-time hosting security protection
- Daily automated offsite backups
This approach prevents white screen issues, login problems, and server errors before they happen.
Why Real-Time Hosting Security Matters
Many WordPress problems come from server-level vulnerabilities:
- Malicious scripts consume server resources → 500 errors
- Unauthorized file changes → white screen & admin login failures
- Brute force attacks → account lockouts / 403 errors
HosterSale hosting includes real-time monitoring and proactive malware detection, blocking threats before they impact your site.
Step 5: When to Use Professional Help
DIY fixes are fine for minor issues. But use professional services if:
- Malware keeps coming back
- Your site is unreachable
- You can’t access admin
- You want a fast, permanent solution
HosterSale experts handle malware removal, error resolution, and full site security—saving you hours of stress.
Final Thoughts
WordPress errors like white screen, 403, 500, admin login issues, and malware infections are frustrating but solvable.
Proactive care is the best approach:
- Keep everything updated
- Use strong passwords
- Install security plugins
- Choose hosting with real-time protection
With HosterSale WordPress care plans and hosting security, your site stays clean, fast, and always accessible—so you can focus on growth instead of constant troubleshooting.
Check HosterSale WordPress Care plans and pricing.