CVE-2025-14044
PHP Object Injection in Visitor Logic Lite WordPress Plugin
Publication date: 2025-12-12
Last updated on: 2025-12-12
Assigner: Wordfence
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| visitor_logic | lite | 1.0.3 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-502 | The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a PHP Object Injection in the Visitor Logic Lite WordPress plugin (versions up to 1.0.3). It occurs because the plugin's lp_track() function unserializes data from the lpblocks cookie without sanitization, allowing unauthenticated attackers to inject malicious PHP objects. While no proof of concept (POP) chain is included in the plugin itself, if other plugins or themes provide a POP chain, attackers could exploit this to delete files, access sensitive data, or execute code on the WordPress site.
How can this vulnerability impact me? :
If exploited, this vulnerability can allow attackers to delete arbitrary files, retrieve sensitive information, or execute arbitrary code on the affected WordPress site, potentially compromising the site's integrity, confidentiality, and availability.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, immediately update the Visitor Logic Lite plugin to a version later than 1.0.3 where the vulnerability is fixed. If an update is not available, consider disabling or removing the plugin until a patch is released. Additionally, restrict or sanitize the 'lpblocks' cookie input to prevent unserialization of untrusted data. Monitor your WordPress site for unusual activity and ensure that other plugins or themes do not provide a POP chain that could be exploited in combination.
How can this vulnerability be detected on my network or system? Can you suggest some commands?
This vulnerability can be detected by monitoring HTTP requests for the presence of the `lpblocks` cookie being sent to the WordPress site running the Visitor Logic Lite plugin version 1.0.3 or earlier. Since the vulnerability involves unsafe unserialization of the `lpblocks` cookie, suspicious or malformed serialized PHP objects in this cookie could indicate exploitation attempts. You can use network monitoring tools like tcpdump or Wireshark to capture HTTP traffic and filter for requests containing the `lpblocks` cookie. For example, using tcpdump: `tcpdump -i any -A -s 0 'tcp port 80 or tcp port 443' | grep lpblocks`. Additionally, on the server side, inspecting web server access logs for requests with the `lpblocks` cookie can help detect attempts. There are no specific built-in commands to detect the vulnerability automatically, but monitoring for unusual or unexpected serialized data in the `lpblocks` cookie is key. [1]