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CVE-2026-28088: High Vulnerability in ThemeREX Aqualots

A high-severity PHP Local File Inclusion vulnerability exists in ThemeREX Aqualots, affecting versions up to 1.1.6. Immediate remediation is recommended to mitigate risks associated with unauthorized access and data exposure.

HIGHCVSS 8.1 · Published March 5, 2026

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CVE-2026-28088 is a high-severity vulnerability classified as a PHP Local File Inclusion issue within the ThemeREX Aqualots theme. This vulnerability allows an attacker to exploit improper control of filenames used in the PHP include/require statements. The affected versions are from n/a to 1.1.6, and organizations using this theme should take immediate action to protect their systems.

With a CVSS score of 8.1, this vulnerability is rated high due to its potential to cause significant damage if exploited. Attackers may leverage this flaw to include unauthorized files, which can lead to data exposure or system compromise. Organizations should prioritize patching immediately to mitigate the risk.

The vulnerability has been assigned CWE-98, indicating improper control of filenames. This classification highlights the risk associated with file inclusion flaws, which can lead to severe consequences in web applications. The urgency for defenders is underscored by the fact that the vulnerability is currently deferred but still poses a significant risk.

Organizations should assess their use of the ThemeREX Aqualots theme and apply patches or updates as they become available. Failure to address this vulnerability could expose systems to unauthorized access and potential data breaches.

Vulnerability Details

The vulnerability allows PHP Local File Inclusion due to improper control of filenames in the ThemeREX Aqualots theme. The affected versions extend from n/a to 1.1.6. The issue has a CVSS score of 8.1, indicating a high severity that requires urgent attention from organizations utilizing this theme.

This vulnerability was published on March 5, 2026, and is classified under CWE-98. The impact on confidentiality, integrity, and availability is high, emphasizing the importance of immediate remediation.

Technical Analysis

The root cause of this vulnerability stems from a failure to adequately validate and control input filenames that are used in include/require statements within PHP scripts. The attack vector is network-based, and the complexity of exploiting this vulnerability is high, requiring no privileges or user interaction.

If successfully exploited, attackers could gain access to sensitive data, modify files, or disrupt availability by manipulating the application's behavior. The potential impacts on confidentiality, integrity, and availability are significant.

Risk & Impact Analysis

The real-world deployment risk associated with CVE-2026-28088 is substantial, particularly for organizations that rely on the ThemeREX Aqualots theme for their web applications. The blast radius is considerable, as attackers may leverage this vulnerability to gain unauthorized access to sensitive information or cause significant disruptions.

Given the high CVSS score and potential for exploitation, organizations should address this vulnerability in their priority patch cycle. The urgency is critical, as failure to remediate could lead to severe consequences, including data breaches and loss of customer trust.

Exploitation Status

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

Affected versions of the ThemeREX Aqualots theme include all versions from n/a through 1.1.6. Organizations should ensure they are using the latest patched version to avoid this risk.

Mitigation & Remediation

Organizations should prioritize updating the ThemeREX Aqualots theme to the latest version to mitigate this vulnerability. If an immediate patch is not available, consider implementing workarounds such as configuring server settings to disallow PHP file inclusion or monitoring for unusual file access patterns. Regular security assessments and penetration testing can help identify and remediate potential weaknesses in the application.

Detection Guidance

To detect potential exploitation of this vulnerability, organizations should monitor logs for unusual access patterns or attempts to include unauthorized files. Behavioral anomalies such as unexpected file modifications or additions should also be flagged for further investigation. Implementing network signatures can help detect malicious activity associated with this vulnerability.

AppSecure Threat Intelligence Insight

The long-term significance of CVE-2026-28088 emphasizes the need for robust security practices in web development, particularly concerning file inclusion vulnerabilities. This incident highlights a pattern where improper input validation leads to severe security flaws. Security teams should prioritize training on secure coding practices to prevent similar vulnerabilities in the future.

Organizations are encouraged to adopt a proactive security posture by integrating security testing into their development lifecycle. Regular reviews of third-party components and frameworks are essential to ensure that vulnerabilities are identified and mitigated promptly. For further insights, consider exploring our resources on penetration testing methodology and best practices for maintaining application security.

In conclusion, staying informed about vulnerabilities like CVE-2026-28088 and implementing timely remediation measures is critical for safeguarding organizational assets and maintaining trust with users.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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