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CVE-2025-49879: CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in themezaa Litho

High
VulnerabilityCVE-2025-49879cvecve-2025-49879cwe-22
Published: Tue Jun 17 2025 (06/17/2025, 15:01:13 UTC)
Source: CVE Database V5
Vendor/Project: themezaa
Product: Litho

Description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in themezaa Litho allows Path Traversal. This issue affects Litho: from n/a through 3.0.

AI-Powered Analysis

AILast updated: 06/17/2025, 15:34:38 UTC

Technical Analysis

CVE-2025-49879 is a high-severity path traversal vulnerability (CWE-22) affecting the themezaa Litho product up to version 3.0. Path traversal vulnerabilities occur when an application improperly restricts the file paths that users can access, allowing attackers to manipulate input parameters to access files and directories outside the intended restricted directory. In this case, Litho fails to adequately limit pathname inputs, enabling remote attackers to craft requests that traverse directories on the server filesystem. The vulnerability is remotely exploitable over the network without requiring authentication or user interaction, as indicated by the CVSS vector (AV:N/AC:L/PR:N/UI:N). The scope is changed (S:C), meaning the vulnerability can impact resources beyond the initially vulnerable component. Although the confidentiality and integrity impacts are rated as none, the availability impact is high, suggesting attackers can cause denial of service or disrupt service availability by accessing or manipulating critical files or directories. No known exploits are currently reported in the wild, and no patches have been linked yet. Given the nature of the vulnerability, attackers could potentially cause server crashes, application failures, or disrupt service operations by accessing sensitive system files or deleting/modifying critical resources. The vulnerability affects all versions of Litho up to 3.0, but the exact affected versions are not fully enumerated (noted as 'n/a').

Potential Impact

For European organizations using themezaa Litho, this vulnerability poses a significant risk to service availability. Organizations relying on Litho for web content management or digital experience platforms could face service outages or disruptions if exploited. Although confidentiality and integrity impacts are not directly indicated, the ability to traverse directories could be leveraged in chained attacks to escalate privileges or access sensitive configuration files, indirectly affecting data security. Industries with high availability requirements such as e-commerce, media, and public sector websites could experience operational downtime, leading to financial losses and reputational damage. Additionally, Litho deployments integrated into critical infrastructure or government digital services in Europe could be targeted to disrupt services. The lack of authentication and user interaction requirements lowers the barrier for exploitation, increasing the threat level. Given the absence of known exploits, proactive mitigation is essential to prevent potential attacks once exploit code becomes available.

Mitigation Recommendations

1. Immediate deployment of any forthcoming official patches from themezaa for Litho is critical once available. 2. In the interim, implement web application firewall (WAF) rules to detect and block suspicious path traversal patterns such as '../' sequences or encoded variants in URL parameters. 3. Conduct a thorough audit of all Litho instances to identify exposure to untrusted input in file path parameters and apply input validation or sanitization controls to restrict pathname inputs strictly to allowed directories. 4. Employ runtime application self-protection (RASP) solutions if available to monitor and block unauthorized file system access attempts. 5. Restrict file system permissions of the web server user to the minimum necessary, preventing access to sensitive directories outside the application scope. 6. Monitor logs for unusual file access patterns or errors indicative of path traversal attempts. 7. For organizations using Litho in containerized or virtualized environments, enforce strict filesystem isolation and use security modules (e.g., AppArmor, SELinux) to limit filesystem access. 8. Educate development and operations teams about secure coding practices related to file path handling to prevent similar vulnerabilities in future releases.

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Technical Details

Data Version
5.1
Assigner Short Name
Patchstack
Date Reserved
2025-06-11T16:06:15.666Z
Cvss Version
3.1
State
PUBLISHED

Threat ID: 6851878aa8c921274385dfbb

Added to database: 6/17/2025, 3:19:38 PM

Last enriched: 6/17/2025, 3:34:38 PM

Last updated: 8/13/2025, 8:01:53 PM

Views: 20

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