CVE-2026-22504
Local File Inclusion in ThemeREX ProLingua
Publication date: 2026-03-25
Last updated on: 2026-04-23
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| themerex | prolingua | to 1.1.12 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-98 | The PHP application receives input from an upstream component, but it does not restrict or incorrectly restricts the input before its usage in "require," "include," or similar functions. |
Attack-Flow Graph
AI Powered Q&A
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
The CVE-2026-22504 vulnerability allows unauthenticated attackers to include and display local files from the target website, potentially exposing sensitive information such as database credentials.
Exposure of sensitive data can lead to severe security breaches, including database compromise, which may result in unauthorized access to personal or protected information.
Such breaches can negatively impact compliance with common standards and regulations like GDPR and HIPAA, which require protection of sensitive data and prompt mitigation of security vulnerabilities.
Therefore, failure to address this vulnerability could lead to non-compliance with these regulations due to potential data exposure and inadequate security controls.
Can you explain this vulnerability to me?
CVE-2026-22504 is a Local File Inclusion (LFI) vulnerability affecting the WordPress ProLingua Theme versions up to and including 1.1.12.
This vulnerability allows unauthenticated attackers to include and display local files from the target website.
By exploiting this flaw, attackers can potentially access sensitive information stored on the server, such as database credentials.
How can this vulnerability impact me? :
Exploitation of this vulnerability can lead to severe security breaches.
- Attackers can read local files on the server.
- Sensitive information such as database credentials may be exposed.
- With access to database credentials, attackers could potentially take over the entire database depending on the site's configuration.
This vulnerability has a high severity score (8.1) and is likely to be exploited in mass campaigns targeting many websites.
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation is strongly recommended to prevent exploitation of the Local File Inclusion vulnerability in the WordPress ProLingua Theme versions up to 1.1.12.
- Update the affected theme to a version higher than 1.1.12 if an update becomes available.
- Apply the mitigation rule issued by Patchstack that can block attacks exploiting this flaw until an official patch is released.
- Seek assistance from your hosting provider or web developer to implement these mitigations.