CVE-2025-14101 in PaperWork
Summary
by MITRE • 12/17/2025
Authorization Bypass Through User-Controlled Key vulnerability in GG Soft Software Services Inc. PaperWork allows Exploitation of Trusted Identifiers.
This issue affects PaperWork: from 5.2.0.9427 before 6.0.
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Analysis
by VulDB Data Team • 06/04/2026
The vulnerability identified as CVE-2025-14101 represents a critical authorization bypass flaw within the PaperWork document management system developed by GG Soft Software Services Inc. This weakness specifically targets the application's handling of user-controlled identifiers, creating a pathway for unauthorized access to protected resources. The vulnerability exists in versions of PaperWork ranging from 5.2.0.9427 through versions prior to 6.0, indicating a substantial attack surface that affects multiple release lines of the software. The core issue stems from the application's failure to properly validate or sanitize user-provided keys that are used to establish trusted identifiers within the authorization framework. This flaw allows malicious actors to manipulate or control identifiers that should normally be restricted to authorized users, effectively circumventing the intended access controls.
The technical implementation of this vulnerability demonstrates a classic case of improper input validation where the system trusts user-supplied data without adequate verification mechanisms. When users provide identifiers through various application interfaces, the system should validate these inputs against established security policies and authorization rules. However, in this instance, the application appears to accept potentially malicious or manipulated identifier values without sufficient scrutiny, allowing attackers to craft requests that bypass normal authorization checks. This behavior aligns with CWE-285, which addresses improper authorization issues in software systems, specifically focusing on scenarios where applications fail to properly enforce access controls. The vulnerability's exploitation potential is significantly enhanced by the fact that it operates at the authorization layer, meaning that successful exploitation could grant attackers access to sensitive documents, administrative functions, or other protected system resources.
The operational impact of this vulnerability extends beyond simple unauthorized data access, potentially enabling attackers to escalate privileges, modify system configurations, or access confidential information that should be restricted to specific user roles. An attacker who successfully exploits this vulnerability could gain access to documents that are normally protected by role-based access controls, potentially compromising sensitive business information, personal data, or proprietary documents. The attack surface is particularly concerning given that PaperWork is a document management system where users might have varying levels of access permissions, from basic document viewing to administrative functions. This authorization bypass could allow an attacker with minimal privileges to elevate their access level or access resources that should be restricted to higher-privilege users. The vulnerability's persistence across multiple versions indicates that organizations using PaperWork within this affected range are exposed to significant risk, particularly in environments where document security and access control are paramount.
Organizations affected by this vulnerability should implement immediate mitigations while planning for the necessary software updates to address the root cause. The primary recommendation involves implementing additional input validation and sanitization measures within the identifier handling components of PaperWork, ensuring that all user-provided keys are properly verified against established authorization rules before being accepted. This approach aligns with the principle of least privilege and defense in depth strategies outlined in cybersecurity frameworks such as the NIST Cybersecurity Framework. Security teams should also consider implementing network-based monitoring to detect anomalous access patterns that might indicate exploitation attempts, particularly around the use of identifiers or access control mechanisms. Additionally, the vulnerability's classification under ATT&CK technique T1078, which covers valid accounts and legitimate credentials, suggests that attackers might leverage this flaw to establish persistent access through manipulated identifiers. Organizations should conduct comprehensive security assessments of their PaperWork installations, reviewing access control configurations and ensuring that all users are properly authenticated and authorized before accessing system resources. The remediation process should include both immediate patching to the affected versions and long-term architectural improvements to prevent similar issues from emerging in future releases.