CVE-2026-18853 in Meme Generator App
Summary
by MITRE • 08/05/2026
A security vulnerability has been detected in ZomboDroid Meme Generator App 4.6830 on Android. This issue affects the function t5.l.c of the component com.zombodroid.MemeGenerator. Such manipulation leads to path traversal. Local access is required to approach this attack. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
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Analysis
by VulDB Data Team • 08/05/2026
The ZomboDroid Meme Generator App version 4.6830 contains a critical path traversal vulnerability within its t5.l.c function of the com.zombodroid.MemeGenerator component. This vulnerability represents a significant security flaw that allows unauthorized access to the application's file system through improper input validation mechanisms. The flaw specifically manifests when the application fails to properly sanitize user-supplied paths or file references, creating an opportunity for attackers to navigate beyond the intended directory structure and access sensitive files or directories that should remain restricted.
The technical implementation of this vulnerability stems from inadequate path validation within the mobile application's internal processing functions. When the t5.l.c function processes user inputs or file operations, it does not properly validate or sanitize the paths being accessed, allowing malicious actors to manipulate file system navigation through specially crafted input sequences. This weakness directly aligns with CWE-22 Path Traversal vulnerabilities, which are classified as critical security flaws in software applications that permit unauthorized access to files outside of designated directories. The vulnerability requires local access to execute successfully, meaning an attacker must already have access to the device or application environment before exploiting this flaw.
The operational impact of this vulnerability extends beyond simple file system access, potentially allowing attackers to read sensitive configuration files, user data, application resources, or even system-level information that could be used for further exploitation. Mobile applications with path traversal vulnerabilities are particularly concerning because they often handle personal user data, application settings, and cached content that could be valuable to threat actors. The fact that this exploit has been publicly disclosed and is known to be actively used significantly increases the risk profile for users of this specific application version. Attackers can leverage this vulnerability to access private user information, potentially compromising user privacy and creating opportunities for identity theft or further system compromise.
The vendor's lack of response to early disclosure attempts represents a critical failure in responsible vulnerability management and security coordination. This absence of vendor engagement leaves users exposed to potential exploitation without any official patches or mitigations being provided. The vulnerability's classification as requiring local access does not diminish its severity, as it still represents an insufficient security boundary that could be exploited by malicious actors with physical device access or those who have already compromised the device through other means. Organizations and individuals using this application should immediately consider alternative meme generation tools until a proper security patch is released by the vendor, as the lack of vendor response suggests either inadequate security practices or complete abandonment of the product's security maintenance.
This vulnerability demonstrates the importance of proper input validation and secure coding practices in mobile applications, particularly those handling user-generated content or file operations. The flaw serves as a reminder that even seemingly benign applications can contain critical security weaknesses when proper security controls are not implemented during development. Mobile security frameworks and secure coding guidelines should emphasize the need for comprehensive path validation and access control mechanisms to prevent such vulnerabilities from being introduced into mobile applications. The public disclosure of this exploit without vendor response also highlights the need for industry-wide standards and practices that ensure timely vulnerability remediation and responsible disclosure processes are maintained across all software vendors.