CVE-2026-22423
Local File Inclusion Vulnerability in SetSail PHP Theme
Publication date: 2026-03-05
Last updated on: 2026-03-10
Assigner: Patchstack
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| select-themes | setsail | to 1.8 (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
Can you explain this vulnerability to me?
CVE-2026-22423 is a Local File Inclusion (LFI) vulnerability found in the WordPress SetSail Theme versions up to and including 1.8.
This vulnerability allows an unauthenticated attacker to include and display local files from the target website by exploiting improper control of filename parameters in PHP include/require statements.
As a result, sensitive information such as database credentials can be exposed.
How can this vulnerability impact me? :
Exploitation of this vulnerability can lead to the exposure of sensitive files on the server, including database credentials.
Depending on the website’s configuration, an attacker could potentially take over the entire database.
This represents a high risk to the confidentiality and integrity of the affected system.
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?
I don't know
What immediate steps should I take to mitigate this vulnerability?
Since no official patch is currently available for CVE-2026-22423, immediate mitigation involves applying the Patchstack mitigation rule that blocks attack attempts targeting this Local File Inclusion vulnerability.
Users of the SetSail Theme version 1.8 or earlier are advised to promptly implement these mitigation measures to secure their websites until an official patch can be developed, tested, and safely applied.