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CVE-2026-44612

Quick assessment

Affected
Bytello Bytello Share (Windows Edition) installer executable
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.

Bytello Share是Bytello公司的一个无线投屏与课堂协作软件。 Bytello Share存在代码问题漏洞，该漏洞源于不安全加载动态链接库，可能导致攻击者在同一目录放置特制DLL时执行任意代码。

AI Predicted 7.8 Difficulty: Easy EPSS 0.18% · P7

Possible ATT&CK Techniques 1 AI

T1218.001 · Compiled HTML File

Affected Version Matrix 1

VendorProduct Version RangeStatus
Bytello Bytello Share (Windows Edition) installer executable prior to 5.13.0.4246 affected
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I. Basic Information for CVE-2026-44612

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Bytello Share (Windows Edition) installer executable provided by Bytello insecurely loads Dynamic Link Libraries. If there is a crafted DLL at the same directory when invoking the affected installer, arbitrary code may be executed with the privilege of the user invoking the installer.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对搜索路径元素未加控制
Source: CVE Program / CVE List V5
Vulnerability Title
Bytello Share 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Bytello Share是Bytello公司的一个无线投屏与课堂协作软件。 Bytello Share存在代码问题漏洞，该漏洞源于不安全加载动态链接库，可能导致攻击者在同一目录放置特制DLL时执行任意代码。
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
Bytello Bytello Share (Windows Edition) installer executable prior to 5.13.0.4246 -

II. Public POCs for CVE-2026-44612

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III. Intelligence Information for CVE-2026-44612

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Vendor Advisories for CVE-2026-44612 (1)

Other References for CVE-2026-44612 (1)

IV. Related Vulnerabilities

Same weakness: CWE-427

V. Comments for CVE-2026-44612

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