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CVE-2026-54424

Quick assessment

Affected
Unity Parsec
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Unity parsec是美国Unity公司开源的一个高性能计算库。 Unity Parsec v2026-05-04.0及之前版本存在权限许可和访问控制问题漏洞，该漏洞源于对特权API的错误使用，可能导致权限提升。

CVSS 8.4 · High EPSS 0.18% · P7

Possible ATT&CK Techniques 1 AI

T1068 · Exploitation for Privilege Escalation

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unity Parsec ≤ v2026-05-04.0 affected
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I. Basic Information for CVE-2026-54424

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An Incorrect Use of Privileged APIs vulnerability in Unity Parsec on Windows hosts leads to a potential Elevation of Privilege. This issue affects Parsec through v2026-05-04.0. The patched version is Parsec for Windows version 150-104a. A user can generate a situation where there is an instance of parsecd.exe running as NT AUTHORITY\SYSTEM with a user-controlled value of the AppData environment variable.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
特权API的不正确使用
Source: CVE Program / CVE List V5
Vulnerability Title
Unity parsec 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Unity parsec是美国Unity公司开源的一个高性能计算库。 Unity Parsec v2026-05-04.0及之前版本存在权限许可和访问控制问题漏洞，该漏洞源于对特权API的错误使用，可能导致权限提升。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unity Parsec 0 ~ v2026-05-04.0 -

II. Public POCs for CVE-2026-54424

# POC Description Source Link Shenlong Link
AI-Generated POC Premium
Qwen3.6-35B-A3B · 10198 chars
Pro+ exclusive includes:
Vulnerability reproduction recording (real sandbox build + trigger, exclusive)
In-depth vulnerability mechanism
Trigger conditions & impact
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Exploit chain & mitigation
POC zip download
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III. Intelligence Information for CVE-2026-54424

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Vendor Advisories for CVE-2026-54424 (1)

Exploits & Public PoCs for CVE-2026-54424 (1)

Vendor Pages for CVE-2026-54424 (1)

IV. Related Vulnerabilities

Same weakness: CWE-648

V. Comments for CVE-2026-54424

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