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CVE-2026-19755— NoSleep 1.5.1 - Unauthorized disclosure of root-owned files through privileged XPC helper

Quick assessment

Affected
NoSleep NoSleep
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

NoSleep 1.5.1 暴露了一个特权 XPC Mach 服务，并接受包含攻击者可控制命令和 NSBundlePath 值的原始字典消息。此问题影响 NoSleep 1.5.1 版本。

CVSS 6.9 · Medium EPSS 0.10% · P1

Possible ATT&CK Techniques 1 AI

T1210 · Exploitation of Remote Services

Affected Version Matrix 1

VendorProduct Version RangeStatus
NoSleep NoSleep 1.5.1 affected
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I. Basic Information for CVE-2026-19755

Vulnerability Information
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Vulnerability Title
NoSleep 1.5.1 - Unauthorized disclosure of root-owned files through privileged XPC helper
Source: CVE Program / CVE List V5
Vulnerability Description
NoSleep 1.5.1 exposes a privileged XPC Mach service and accepts raw dictionary messages containing attacker-controlled command and NSBundlePath values.This issue affects NoSleep: 1.5.1.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
授权机制缺失
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
NoSleep NoSleep 1.5.1 -

II. Public POCs for CVE-2026-19755

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-19755

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Vendor Advisories for CVE-2026-19755 (1)

IV. Related Vulnerabilities

Same weakness: CWE-862

V. Comments for CVE-2026-19755

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