CVE-2026-6064
Norton, Avast, and AVG local privilege escalation via link following in Data Shredder
Link following vulnerability in Data Shredder components in Norton Antivirus, Avast Antivirus, and AVG Internet Security prior to 26.5.10933 on Windows allows a local, low-privileged attacker to escalate privileges to SYSTEM. During a privileged shred operation, enabling arbitrary file/folder deletion that is leveraged to gain NT AUTHORITY\SYSTEM privelages.
Fixes and workarounds
Fix
Customers are advised to upgrade to version >26.5 released on or after May 2026
Source: CNA: GENAffected products and versions
| Product | Versions | Authority |
|---|---|---|
| Norton Antivirus Gen Digital Platforms: Windows |
≥ 0; < 26.5 (affected, custom)
Other versions: unaffected |
CNA: GEN |
| Avast Antivirus Gen Digital Platforms: Windows |
≥ 0; < 26.5 (affected, custom)
Other versions: unaffected |
CNA: GEN |
| AVG Internet Security Gen Digital Platforms: Windows |
≥ 0; < 26.5 (affected, custom)
Other versions: unaffected |
CNA: GEN |
Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.
CVSS assessments
| Version / score | Vector | Authority |
|---|---|---|
| 3.1 / 7.3 high |
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H | CNA: GEN |
Exploit evidence
No exploit evidence in collected sources. This is not proof of no exploitation.
References
For agents and automation
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