What is CVE-2025-13663?

CVE-2025-13663 is a medium-severity vulnerability in Altera Quartus Prime Pro, classified under Incorrect Execution-Assigned Permissions. CVSS score: 6.7/10. Published 2025-12-11.

How severe is CVE-2025-13663?

Medium severity. CVSS v3 base score is 6.7 out of 10.

Vulnerability in Altera Quartus Prime Pro

CVE-2025-13663

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.

EPSS: 0.000 (1.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H.

Affected products

Altera Quartus Prime Pro — versions 17.0

Weakness classification (CWE)

CWE-279 — Incorrect Execution-Assigned Permissions

References

www.altera.com/security/security-advisory/asa-0001

Frequently asked questions

What is CVE-2025-13663?: CVE-2025-13663 is a medium-severity vulnerability in Altera Quartus Prime Pro, classified under Incorrect Execution-Assigned Permissions. CVSS score: 6.7/10. Published 2025-12-11.
How severe is CVE-2025-13663?: Medium severity. CVSS v3 base score is 6.7 out of 10.