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CVE-2023-26005: CWE-98 Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') in BZOTheme Fitrush

High
VulnerabilityCVE-2023-26005cvecve-2023-26005cwe-98
Published: Mon Jun 09 2025 (06/09/2025, 15:56:58 UTC)
Source: CVE Database V5
Vendor/Project: BZOTheme
Product: Fitrush

Description

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in BZOTheme Fitrush allows PHP Local File Inclusion. This issue affects Fitrush: from n/a through 1.3.4.

AI-Powered Analysis

AILast updated: 07/11/2025, 02:34:29 UTC

Technical Analysis

CVE-2023-26005 is a high-severity vulnerability classified under CWE-98, which pertains to improper control of filenames used in include or require statements within PHP programs. Specifically, this vulnerability affects the BZOTheme Fitrush product, versions up to and including 1.3.4. The flaw allows for PHP Local File Inclusion (LFI), which means an attacker can manipulate the filename parameter used in PHP's include or require functions to load unintended files from the local filesystem. This can lead to arbitrary code execution, disclosure of sensitive information, or complete compromise of the affected web application. The vulnerability arises because the application does not properly validate or sanitize user input that controls the filename to be included, enabling attackers to traverse directories or include malicious files. The CVSS v3.1 score of 8.1 indicates a high impact with network attack vector, no privileges required, no user interaction needed, but with high attack complexity. The vulnerability affects confidentiality, integrity, and availability, as an attacker could execute arbitrary PHP code, read sensitive files, or disrupt service. No known exploits are currently reported in the wild, and no patches are linked yet, indicating that organizations using this theme should prioritize mitigation and monitoring. The vulnerability is particularly critical in web environments where the theme is deployed, as it directly impacts the web server's PHP execution context.

Potential Impact

For European organizations using the BZOTheme Fitrush in their web applications, this vulnerability poses a significant risk. Exploitation could lead to unauthorized access to sensitive data, including customer information, internal configuration files, or credentials stored on the server. The ability to execute arbitrary code could allow attackers to establish persistent backdoors, pivot within the network, or disrupt services, impacting business continuity and compliance with data protection regulations such as GDPR. Given the high CVSS score and the lack of required authentication or user interaction, the threat is severe for publicly accessible web servers. Organizations in sectors with high regulatory scrutiny, such as finance, healthcare, and e-commerce, could face legal and reputational damage if exploited. Additionally, the vulnerability could be leveraged in targeted attacks or automated scanning campaigns, increasing the likelihood of compromise if not addressed promptly.

Mitigation Recommendations

1. Immediate mitigation should include disabling or restricting the use of dynamic include or require statements that use user-controlled input in the affected theme. 2. Implement strict input validation and sanitization to ensure only allowed filenames or paths are processed, using whitelisting approaches rather than blacklisting. 3. Employ web application firewalls (WAFs) with rules to detect and block attempts to exploit local file inclusion vulnerabilities, including directory traversal patterns. 4. Isolate the web server environment with least privilege principles, ensuring the PHP process has minimal file system access rights to limit the impact of a successful exploit. 5. Monitor web server logs and application logs for suspicious requests indicative of LFI attempts, such as unusual URL parameters or access to sensitive files. 6. Stay updated with vendor advisories for patches or updates to BZOTheme Fitrush and apply them promptly once available. 7. Conduct security assessments and code reviews focusing on file inclusion logic in custom themes or plugins to prevent similar issues.

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Technical Details

Data Version
5.1
Assigner Short Name
Patchstack
Date Reserved
2023-02-17T13:47:19.581Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 68487f571b0bd07c3938a712

Added to database: 6/10/2025, 6:54:15 PM

Last enriched: 7/11/2025, 2:34:29 AM

Last updated: 8/12/2025, 2:45:09 AM

Views: 11

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