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CVE-2026-89229

Quick assessment

Affected
vivo BlueLM Copilot
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.

BlueLM Copilot（包名：com.vivo.ai.copilot）的 ShareActivity 组件中存在“未将路径名限制在受限目录内”（即“路径遍历”）漏洞。该漏洞允许已安装在同一设备上的恶意应用，通过构造包含 ".." 序列的、由 ContentProvider 提供的文件名的 ACTION_SEND 意图，写入任意文件。

CVSS 5.1 · Medium

Possible ATT&CK Techniques 1 AI

T1565 · Data Manipulation
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I. Basic Information for CVE-2026-89229

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in the ShareActivity component of BlueLM Copilot (com.vivo.ai.copilot) allows a malicious application installed on the same device to write arbitrary files via a crafted ACTION_SEND intent with a ContentProvider-supplied file name containing '..' sequences.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
vivo BlueLM Copilot 0 ~ 7.2.0.0 -

II. Public POCs for CVE-2026-89229

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III. Intelligence Information for CVE-2026-89229

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Other References for CVE-2026-89229 (1)

IV. Related Vulnerabilities

Same vendor: vivo
Same weakness: CWE-22