What’s Vulnerable › Vulnerabilities

CVE-2026-107707: Intego Antivirus through 3.0.0.1 Local Privilege Escalation via Optimization Module Junction

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-08 · updated 2026-10-09
• Weakness: CWE-59

Description

Intego Antivirus for Windows through 3.0.0.1 contains a link following vulnerability in its optimization module that allows local unprivileged users to delete arbitrary folders as SYSTEM. Attackers can replace a scanned duplicate file's directory with a junction to C:\Config.msi and abuse Windows Installer rollback to execute code as SYSTEM.

Affected products

• Intego Antivirus: through 3.0.0.1

References

• https://blog.quarkslab.com/milking-the-last-drop-of-intego-time-for-windows-to-get-its-lpe.html
• https://www.intego.com/
• https://www.vulncheck.com/advisories/intego-antivirus-through-3.0.0.1-local-privilege-escalation-via-optimization-module-junction

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