EUVD-2025-17064CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:H
Lifecycle Timeline
3Description
Vulnerability of improper permission assignment in the note sharing module Impact: Successful exploitation of this vulnerability may affect availability.
Analysis
CVE-2025-48911 is an improper permission assignment vulnerability in a note sharing module that allows local attackers with user interaction to compromise system availability and potentially access sensitive information. The vulnerability has a CVSS score of 8.2 (High) with a broad scope impact, though specific affected products, patch status, and exploitation telemetry are not provided in the available intelligence sources. Without KEV confirmation or EPSS data, the real-world exploitation risk cannot be definitively assessed, but the local attack vector and user interaction requirement suggest this is less critical than remote, unauthenticated vulnerabilities.
Technical Context
This vulnerability stems from CWE-266 (Improper Privilege Assignment), a weakness where access control mechanisms fail to correctly enforce permission boundaries in the note sharing functionality. The CVSS vector (AV:L/AC:L/PR:N/UI:R/S:C) indicates a local attack surface requiring no privileges but needing user interaction, with cross-scope impact suggesting the vulnerability can affect resources beyond the immediate application context. The note sharing module likely implements collaborative features (read, write, delete, share permissions) without proper validation of user roles or access control lists, allowing a local attacker to escalate or modify permissions through social engineering or UI-based manipulation. No specific CPE strings, vendor identification, or product versions are available from the provided data, limiting the ability to identify exact affected deployments.
Affected Products
Specific product, vendor, and version information is not provided in the vulnerability intelligence sources supplied. The reference to a 'note sharing module' suggests impact on productivity/collaboration software (potentially document management, note-taking, or unified communication platforms), but without CPE identifiers, vendor advisories, or version ranges, affected systems cannot be accurately enumerated. Immediate action: Cross-reference CVE-2025-48911 with vendor security bulletins, product documentation, and vulnerability tracking databases (NVD, VulnDB) to identify product families and version ranges. Organizations should audit their deployment inventory for note-sharing or collaborative features in communication and productivity applications.
Remediation
No specific patch versions, vendor advisories, or remediation guidance are provided in the available intelligence. Recommended actions: (1) Contact the affected software vendor directly to obtain patch information and timelines; (2) Check the vendor's security advisory portal for CVE-2025-48911-specific guidance; (3) If patches are available, prioritize deployment in line with internal patch management SLAs (recommend within 30 days given CVSS 8.2); (4) Interim mitigations pending patch deployment—restrict local access to systems running the affected software, review and audit current permission assignments in note-sharing features, disable note-sharing functionality if not operationally critical; (5) Implement access controls to limit user interaction triggers that could activate the vulnerability (e.g., restrict permission modification UI access to administrators); (6) Monitor logs for unauthorized permission changes or access pattern anomalies.
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External POC / Exploit Code
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