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CVE-2026-87988

Quick assessment

Affected
mistralai mistral-vibe
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.

Mistral Vibe 中存在任意文件访问漏洞：攻击者可以通过被归类为“无条件允许”的命令，绕过工作区限制。由于这些命令缺少路径验证机制，攻击者可以在未获用户批准的情况下，访问当前工作区之外的文件。

CVSS 10.0 · Critical

Possible ATT&CK Techniques 1 AI

T1083 · File and Directory Discovery
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I. Basic Information for CVE-2026-87988

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An arbitrary file access vulnerability in Mistral Vibe allows an attacker to bypass workspace restrictions through commands classified as unconditionally allowed. Missing path validation for these commands enables access to files outside the active workspace without user approval.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
Source: CVE Program / CVE List V5
Vulnerability Type
关键资源的不正确权限授予
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
mistralai mistral-vibe 2.15.0 ~ * -

II. Public POCs for CVE-2026-87988

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III. Intelligence Information for CVE-2026-87988

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Vendor Pages for CVE-2026-87988 (1)

Same Patch Batch · mistralai · 2026-09-11 · 6 CVEs total

CVE-2026-87987 10.0 CRITICAL Mistral Vibe：环境变量赋值绕过检查导致任意代码执行
CVE-2026-87985 10.0 CRITICAL Mistral Vibe 任意代码执行漏洞
CVE-2026-87986 10.0 CRITICAL Mistral Vibe 解析缺陷致任意代码执行漏洞
CVE-2026-87984 9.3 CRITICAL Mistral Vibe 1.3.4 任意文件写入漏洞
CVE-2026-87983 9.2 CRITICAL Mistral Vibe 2.6.0 任意文件读取漏洞

IV. Related Vulnerabilities

Same product: mistral-vibe
Same vendor: mistralai
Same weakness: CWE-732

V. Comments for CVE-2026-87988

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