CVE-2026-6851: CWE-59 Improper link resolution before file access ('link following') in Bitdefender Total Security
An Improper link resolution before file access ('link following') vulnerability in the File Shredder module as used in Bitdefender Total Security and Internet Security on Windows allows a less-privileged local user to elevate rights by leveraging a race conditions via Symbolic Links. This issue affects Total Security: before 27.0.58.315; Internet Security: before 27.0.58.315.
AI Analysis
Technical Summary
This vulnerability (CWE-59) in Bitdefender Total Security and Internet Security affects the File Shredder module on Windows platforms. It arises from improper handling of symbolic links before file access, enabling a local attacker with limited privileges to exploit a race condition and elevate their rights. The affected versions are those prior to 27.0.58.315. The CVSS 4.0 base score is 7.0, indicating a high severity with local attack vector, low attack complexity, no attack type, requiring low privileges and user interaction, and high impact on confidentiality, integrity, and availability. No official fix or patch is currently documented.
Potential Impact
A less-privileged local user can exploit this vulnerability to elevate their privileges on the affected system. This could lead to unauthorized access or modification of files and potentially compromise system integrity and confidentiality. The vulnerability specifically affects the File Shredder module, which may allow an attacker to bypass intended security controls via symbolic link race conditions.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should limit local access to trusted users only and monitor for suspicious local activity related to file shredding operations. Avoid running the File Shredder module in environments where untrusted users have local access.
CVE-2026-6851: CWE-59 Improper link resolution before file access ('link following') in Bitdefender Total Security
Description
An Improper link resolution before file access ('link following') vulnerability in the File Shredder module as used in Bitdefender Total Security and Internet Security on Windows allows a less-privileged local user to elevate rights by leveraging a race conditions via Symbolic Links. This issue affects Total Security: before 27.0.58.315; Internet Security: before 27.0.58.315.
CVSS v4.0
Score 7.0high
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability (CWE-59) in Bitdefender Total Security and Internet Security affects the File Shredder module on Windows platforms. It arises from improper handling of symbolic links before file access, enabling a local attacker with limited privileges to exploit a race condition and elevate their rights. The affected versions are those prior to 27.0.58.315. The CVSS 4.0 base score is 7.0, indicating a high severity with local attack vector, low attack complexity, no attack type, requiring low privileges and user interaction, and high impact on confidentiality, integrity, and availability. No official fix or patch is currently documented.
Potential Impact
A less-privileged local user can exploit this vulnerability to elevate their privileges on the affected system. This could lead to unauthorized access or modification of files and potentially compromise system integrity and confidentiality. The vulnerability specifically affects the File Shredder module, which may allow an attacker to bypass intended security controls via symbolic link race conditions.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, users should limit local access to trusted users only and monitor for suspicious local activity related to file shredding operations. Avoid running the File Shredder module in environments where untrusted users have local access.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Bitdefender
- Date Reserved
- 2026-04-22T10:06:58.221Z
- Cvss Version
- 4.0
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a55ea8f68715ace4306e53f
Added to database: 07/14/2026, 07:51:43 UTC
Last enriched: 07/14/2026, 07:52:02 UTC
Last updated: 07/14/2026, 12:48:12 UTC
Views: 10
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