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CVE-2026-105157— RainyGao DocSys Document Controller doGetTmpFile.do DocController.doGetTmp path traversal

Quick assessment

Affected
RainyGao DocSys
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.

在 RainyGao DocSys 2.02.85 及更早版本中检测到安全漏洞。受影响的组件为“文档控制器（Document Controller）”中的文件 里的 函数。对该函数的参数 进行操控可导致路径遍历漏洞。攻击者可远程利用该漏洞进行攻击。该漏洞的利用方法已被公开披露，且可能被恶意使用。项目方已通过问题报告提前获知此漏洞，但截至目前尚未作出回应。

CVSS 4.3 · Medium

Affected Version Matrix 86

VendorProduct Version RangeStatus
RainyGao DocSys 2.02.0 affected
2.02.1 affected
2.02.2 affected
2.02.3 affected
2.02.4 affected
2.02.5 affected
2.02.6 affected
2.02.7 affected
… +78 more rows
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I. Basic Information for CVE-2026-105157

Vulnerability Information
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Vulnerability Title
RainyGao DocSys Document Controller doGetTmpFile.do DocController.doGetTmp path traversal
Source: CVE Program / CVE List V5
Vulnerability Description
A security vulnerability has been detected in RainyGao DocSys up to 2.02.85. The affected element is the function DocController.doGetTmp of the file /Doc/doGetTmpFile.do of the component Document Controller. The manipulation of the argument path/fileName leads to path traversal. Remote exploitation of the attack is possible. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through an issue report but has not responded yet.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A: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
RainyGao DocSys 2.02.0 cpe:2.3:a:rainygao:docsys:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-105157

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-105157

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Proof of Concept for CVE-2026-105157 (1)

Other References for CVE-2026-105157 (1)

IV. Related Vulnerabilities

Same product: DocSys
Same vendor: RainyGao
Same weakness: CWE-22

V. Comments for CVE-2026-105157

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