CVE-2025-13669 - CVE House
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Status published Medium CVE-2025-13669

High Level Synthesis Compiler Security Advisory

Vulnerability Description

Uncontrolled Search Path Element vulnerability in Altera High Level Synthesis Compiler on Windows allows Search Order Hijacking.This issue affects High Level Synthesis Compiler: from 19.1 through 24.3.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

High Level Synthesis Compiler
Vulnerable Versions:
19.1

Timeline

Official Publish: December 12th, 2025
Last Modified: December 12th, 2025
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-427

MITRE ATT&CK TTPs

T1574 Hijack Execution Flow
Persistence
T1574.001 DLL Search Order Hijacking
Privilege Escalation
T1547 Boot or Logon Autostart Execution
Persistence
T1036 Masquerading
Defense Evasion
T1059 Command and Scripting Interpreter
Execution