CVE-2026-107707 Intego CVE debrief

Who should care

System administrators and security teams responsible for managing Intego Antivirus installations, particularly in environments where local unprivileged users may pose a threat. This includes teams managing Windows systems where Intego Antivirus is deployed, as well as vulnerability management and incident response teams. These stakeholders should assess exposure, prioritize remediation, and monitor for potential exploitation attempts to prevent elevationof

Why it matters

CVE-2026-107707 is a high-severity vulnerability in Intego Antivirus that allows local privilege escalation. Defenders should assess exposure, prioritize remediation, and monitor for potential exploitation attempts.

• Potential elevation of privileges to SYSTEM level
• Arbitrary folder deletion as SYSTEM
• Possible exploitation through junction attacks
• Requires verification of affected versions and remediation status

Technical summary

The vulnerability allows local unprivileged users to delete arbitrary folders as SYSTEM by exploiting a link following issue in the optimization module of Intego Antivirus through version 3.0.0.1. This high-severity vulnerability requires immediate attention to prevent potential elevation of privileges. The issue is caused by the antivirus software's failure to properly handle junctions during the optimization process, allowing attackers to manipulate the file system. Defenders should assess exposure, prioritize remediation, and monitor for potential exploitation attempts.

Defensive priority

High

Recommended defensive actions

• Review and update Intego Antivirus to a version beyond 3.0.0.1 if available
• Implement additional monitoring for potential exploitation attempts
• Restrict access to sensitive areas of the system for users running Intego Antivirus
• Verify affected Intego Antivirus deployments in managed environments
• Confirm exposure and assign an owner for follow-up
• Plan vendor-supported updates or mitigations through normal change control
• Track exceptions and retest remediated assets

Evidence notes

The CVE record and source item provide details on a local privilege escalation vulnerability in Intego Antivirus through version 3.0.0.1. The vulnerability is caused by a link following issue in the optimization module.

Sources and references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.