CVE-2025-69411
Path Traversal in ionCube Tester Plus Allows Unauthorized File Access
Publication date: 2026-03-05
Last updated on: 2026-03-05
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| robert_seyfriedsberger | ioncube_tester_plus | From 1.0 (inc) to 1.3 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-22 | The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
CVE-2025-69411 is a high-priority Arbitrary File Download vulnerability in the WordPress ionCube tester plus Plugin versions up to and including 1.3. It is a Path Traversal vulnerability that allows unauthenticated attackers to download arbitrary files from the affected website.
This means attackers can access files that should be restricted, such as sensitive data including login credentials or backup files, by exploiting improper limitation of pathnames to restricted directories.
The vulnerability is classified under OWASP Top 10 A1: Broken Access Control and has a CVSS severity score of 7.5, indicating a high level of danger and a strong likelihood of exploitation.
How can this vulnerability impact me? :
This vulnerability can have serious impacts including unauthorized access to sensitive files on your website.
- Attackers can download sensitive data such as login credentials.
- Backup files and other confidential information can be exposed.
- Since no privileges are required to exploit this vulnerability, it poses a critical security risk.
Such exposure can lead to further attacks, data breaches, and compromise of your website and user data.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
[{'type': 'paragraph', 'content': 'This vulnerability allows unauthenticated attackers to download arbitrary files from the affected WordPress ionCube tester plus Plugin versions up to 1.3. Detection can focus on monitoring HTTP requests that attempt to access unexpected or sensitive files via path traversal patterns.'}, {'type': 'list_item', 'content': 'Look for HTTP requests containing suspicious path traversal sequences such as "../" or encoded variants attempting to access files outside the intended directory.'}, {'type': 'list_item', 'content': 'Use web server logs to identify unusual GET requests targeting the ionCube tester plus plugin endpoints.'}, {'type': 'list_item', 'content': 'Example command to search Apache logs for path traversal attempts: grep -E "(\\.\\./|%2e%2e/)" /var/log/apache2/access.log'}, {'type': 'list_item', 'content': 'Example command to monitor live traffic for suspicious requests using tcpdump: tcpdump -A -s 0 \'tcp port 80 and (((ip[2:2] - ((ip[0]&0xf)<<2)) - ((tcp[12]&0xf0)>>2)) != 0)\' | grep -iE "(\\.\\./|%2e%2e/)"'}] [1]
What immediate steps should I take to mitigate this vulnerability?
Since no official patch is currently available for this vulnerability, immediate mitigation involves applying the mitigation rule provided by Patchstack to block attacks exploiting this flaw.
- Apply the Patchstack mitigation rule to your WordPress site to prevent exploitation of the arbitrary file download vulnerability.
- Restrict access to the ionCube tester plus plugin endpoints by limiting permissions or disabling the plugin if not needed.
- Monitor your web server logs for suspicious activity and respond promptly to any detected exploitation attempts.
- Keep your WordPress installation and plugins updated and watch for official patches or updates addressing this vulnerability.