CVE-2026-48446 in Content Credentials Command-Line Tool
Summary
by MITRE • 08/11/2026
CAI Content Credentials is affected by an Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability that could lead to arbitrary file system read. An attacker could exploit this vulnerability to access sensitive files and directories outside the intended access scope. Exploitation of this issue requires user interaction in that a victim must visit a maliciously crafted URL or interact with a compromised web page.
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Analysis
by VulDB Data Team • 08/11/2026
The CAI Content Credentials vulnerability represents a critical path traversal flaw that fundamentally compromises the application's file system access controls. This weakness allows attackers to bypass intended directory restrictions and navigate outside the designated application boundaries to access arbitrary files on the underlying system. The vulnerability stems from insufficient input validation and sanitization of file path parameters, enabling malicious users to manipulate directory traversal sequences such as ../ or ..\ to move up directory levels and access restricted resources.
The technical implementation of this flaw typically occurs when user-supplied input containing path traversal sequences is directly incorporated into file system operations without proper validation. The vulnerability falls under CWE-22, which specifically addresses improper limitation of a pathname to a restricted directory, making it a well-documented and widely recognized security weakness in web applications. Attackers can exploit this by crafting malicious URLs that include traversal sequences, allowing them to read sensitive files such as configuration files, database credentials, application source code, or system files that should remain inaccessible to unauthorized users.
This vulnerability creates significant operational impact by potentially exposing confidential data and system resources to unauthorized access. The requirement for user interaction through visiting malicious URLs or interacting with compromised web pages means that exploitation typically requires social engineering or phishing campaigns to succeed. However, once a victim interacts with the malicious content, the attacker gains the ability to read arbitrary files from the server's file system, potentially leading to complete system compromise. The attack surface is particularly concerning in content credential systems where sensitive authentication and authorization data might be stored.
From an ATT&CK framework perspective, this vulnerability maps to T1566.001 which covers malicious file execution through social engineering techniques, and potentially T1083 which involves discovering files and directories. The mitigation strategies should focus on implementing proper input validation at multiple layers including application-level sanitization of file path parameters, enforcing strict directory access controls, and implementing secure coding practices that prevent directory traversal attacks. Organizations should also consider implementing web application firewalls, input filtering mechanisms, and regular security testing to identify and remediate such vulnerabilities before they can be exploited in real-world scenarios.
The long-term implications of this vulnerability extend beyond immediate data exposure, as it may enable attackers to escalate privileges or gain additional system access through the discovery of sensitive configuration files or backup data. Regular security assessments and adherence to secure coding standards are essential to prevent such path traversal vulnerabilities from compromising system integrity and data confidentiality in content credential management systems.