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CVE-2026-108599— Phi 0.1.1 through 0.28.4 Symlink Workspace Write Restriction Bypass

Quick assessment

Affected
pulseaiclub phi
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.

phi 0.1.1 至 0.28.4 版本存在一个不正确的链接解析漏洞，攻击者可以利用权限检查中仅基于词法的路径检查机制，绕过 workspace_only_writes 限制。具体而言，攻击者可以在仓库中提交指向工作区外部的符号链接（symlink），并结合提示注入（prompt injection）技术，诱导写入工具在未经批准的情况下将受攻击者控制的恶意内容写入外部文件。

CVSS 4.7 · Medium

Affected Version Matrix 1

VendorProduct Version RangeStatus
pulseaiclub phi 0.1.1≤ 0.28.4 affected
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I. Basic Information for CVE-2026-108599

Vulnerability Information
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Vulnerability Title
Phi 0.1.1 through 0.28.4 Symlink Workspace Write Restriction Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
phi 0.1.1 through 0.28.4 contains an improper link resolution vulnerability that allows malicious repositories to bypass workspace_only_writes by exploiting lexical-only path checks in the permission gate. Attackers can commit symlinks pointing outside the workspace and use prompt injection to make the write tool write attacker-influenced content to external files without approval.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在文件访问前对链接解析不恰当(链接跟随)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
pulseaiclub phi 0.1.1 ~ 0.28.4 -

II. Public POCs for CVE-2026-108599

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III. Intelligence Information for CVE-2026-108599

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Patches & Fixes for CVE-2026-108599 (1)

Vendor Advisories for CVE-2026-108599 (1)

News Coverage for CVE-2026-108599 (1)

Other References for CVE-2026-108599 (1)

IV. Related Vulnerabilities

Same product: phi
Same vendor: pulseaiclub
Same weakness: CWE-59

V. Comments for CVE-2026-108599

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