# CVE-2025-13663

## Summary

- **CVE ID:** CVE-2025-13663
- **Severity:** MEDIUM
- **CVSS Score:** 6.7 (CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N)
- **CWE:** CWE-279
- **Published:** Dec 11, 2025
- **Last Modified:** Mar 13, 2026

## Description

Under certain circumstances, the Quartus Prime Pro Installer for Windows does not check the permissions of the Quartus target installation directory if the target installation directory already exists.

## Affected Products

- Altera — Quartus Prime Pro (17.0)

## References

- [CNA](https://www.altera.com/security/security-advisory/asa-0001)

## Exploitation Prediction (EPSS)

- **EPSS Score:** 0.10%
- **EPSS Percentile:** 0.8

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_Exported from OnDuty AI Vulnerability Intelligence on 2026-09-10._