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CVE-2026-118791— Insecure software update mechanism

Quick assessment

Affected
CompuGroup Medical Wingesfar
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.

该应用程序实现了软件更新功能，但缺乏充分的真实性与完整性验证，导致更新包在未通过足够的密码学验证的情况下仍被接受。

CVSS 7.2 · High

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-118791

Vulnerability Information
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Vulnerability Title
Insecure software update mechanism
Source: CVE Program / CVE List V5
Vulnerability Description
The application implements software update functionality without adequate authenticity and integrity validation, allowing update packages to be accepted without sufficient cryptographic verification.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U
Source: CVE Program / CVE List V5
Vulnerability Type
下载代码缺少完整性检查
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
CompuGroup Medical Wingesfar 0 ~ 10.2.1 -

II. Public POCs for CVE-2026-118791

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-118791

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Other References for CVE-2026-118791 (2)

Same Patch Batch · CompuGroup Medical · 2026-11-09 · 16 CVEs total

CVE-2026-118462 9.2 CRITICAL AIS update mechanism executes unverified code
CVE-2026-112172 8.1 HIGH Unauthenticated SQL Execution in XDent/XMedical Synchronization Infrastructure
CVE-2026-118458 8.1 HIGH AIS shared test login provider contains fixed administrative credentials
CVE-2026-118461 8.0 HIGH AIS PersonnelService client performs unauthenticated doctor-specific operations
CVE-2026-118460 8.0 HIGH AIS embedded private keys enable practitioner impersonation
CVE-2026-118468 7.2 HIGH AIS XML parsers allow external entity resolution
CVE-2026-118790 7.2 HIGH Multiple Hardcoded Credentials
CVE-2026-118459 6.3 MEDIUM AIS PasswordSOS permits authentication without legitimate credentials
CVE-2026-118792 6.1 MEDIUM Default ODBC credentials
CVE-2026-118450 5.9 MEDIUM Venere loads replaceable unsigned components from a writable installation location
CVE-2026-118795 5.9 MEDIUM AIS stores authorization state in locally modifiable databases
CVE-2026-118464 5.8 MEDIUM AIS shared cryptographic services use fixed cryptographic secrets
CVE-2026-118465 5.8 MEDIUM AIS products use vendor-wide hard-coded database credentials
CVE-2026-118798 4.4 MEDIUM Multiple sensitive authentication data exposed
CVE-2026-118467 4.3 MEDIUM AIS products expose clinical and personal data via logs and telemetry

IV. Related Vulnerabilities

Same product: Wingesfar
Same vendor: CompuGroup Medical
Same weakness: CWE-494