CVE-2026-6851

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 v3 7.0 HIGH

7.0^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.0 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.bitdefender.com/support/security-advisories/improper-link-resolution-before-file-access-via-link-following-va-13681	Broken Link

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:a:bitdefender:internet_security::::::::
	cpe:2.3:a:bitdefender:total_security::::::::

cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-07-14 08:16

Updated : 2026-08-12 17:17

NVD link : CVE-2026-6851

Mitre link : CVE-2026-6851

CVE.ORG link : CVE-2026-6851

JSON object : View

Products Affected

bitdefender

total_security
internet_security

microsoft

windows

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

{"id": "CVE-2026-6851", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-6851", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-07-14T00:00:00+00:00"}}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.0, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.0}], "cvssMetricV40": [{"type": "Secondary", "source": "cve-requests@bitdefender.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 7.0, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "HIGH", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "PASSIVE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "LOW", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "HIGH", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "cve-requests@bitdefender.com", "affectedData": [{"vendor": "Bitdefender", "product": "Total Security", "versions": [{"status": "affected", "version": "0", "lessThan": "27.0.58.315", "versionType": "custom"}], "platforms": ["Windows"], "defaultStatus": "unaffected"}, {"vendor": "Bitdefender", "product": "Internet Security", "versions": [{"status": "affected", "version": "0", "lessThan": "27.0.58.315", "versionType": "custom"}], "platforms": ["Windows"], "defaultStatus": "unaffected"}]}], "published": "2026-07-14T08:16:24.000", "references": [{"url": "https://www.bitdefender.com/support/security-advisories/improper-link-resolution-before-file-access-via-link-following-va-13681", "tags": ["Broken Link"], "source": "cve-requests@bitdefender.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "cve-requests@bitdefender.com", "description": [{"lang": "en", "value": "CWE-59"}]}], "descriptions": [{"lang": "en", "value": "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.\n\nThis issue affects Total Security: before 27.0.58.315; Internet Security: before 27.0.58.315."}], "lastModified": "2026-08-12T17:17:08.307", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:bitdefender:internet_security:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4B0C55DC-E82A-40F0-B246-C255238C15DD", "versionEndExcluding": "27.0.58.315"}, {"criteria": "cpe:2.3:a:bitdefender:total_security:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "66119F17-3725-4996-8F35-21B2923FC771", "versionEndExcluding": "27.0.58.315"}], "operator": "OR"}, {"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:microsoft:windows:-:*:*:*:*:*:*:*", "vulnerable": false, "matchCriteriaId": "A2572D17-1DE6-457B-99CC-64AFD54487EA"}], "operator": "OR"}], "operator": "AND"}], "sourceIdentifier": "cve-requests@bitdefender.com"}