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CVE-2026-40547— Path Traversal in SOPlanning

Quick assessment

Affected
SOPlanning SOPlanning
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.

SOPlanning是SOPlanning公司的一套在线项目管理软件。 SOPlanning 1.55及之前版本存在路径遍历漏洞，该漏洞源于备份端点容易受到路径遍历攻击，可能导致经过身份验证的远程攻击者利用易受攻击的端点构造有效载荷，读取和执行之前通过备份功能添加的文件。

AI Predicted 9.8 Difficulty: Easy EPSS 0.60% · P47

Affected Version Matrix 1

VendorProduct Version RangeStatus
SOPlanning SOPlanning ≤ 1.55 affected
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I. Basic Information for CVE-2026-40547

Vulnerability Information
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Vulnerability Title
Path Traversal in SOPlanning
Source: CVE Program / CVE List V5
Vulnerability Description
SOPlanning is vulnerable to Path Traversal in backup endpoints. Authenticated remote attacker is able to exploit a vulnerable endpoint and construct payloads that allow reading and executing files previously added through the backup functionality. Critically, due to CVE-2026-40543 (Missing Authorization), any backup file can be read by any (unauthorized) user. This issue affects SOPlanning version 1.55 and below.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:H/SI:H/SA:H
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
Vulnerability Title
SOPlanning 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SOPlanning是SOPlanning公司的一套在线项目管理软件。 SOPlanning 1.55及之前版本存在路径遍历漏洞，该漏洞源于备份端点容易受到路径遍历攻击，可能导致经过身份验证的远程攻击者利用易受攻击的端点构造有效载荷，读取和执行之前通过备份功能添加的文件。
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
SOPlanning SOPlanning 0 ~ 1.55 -

II. Public POCs for CVE-2026-40547

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III. Intelligence Information for CVE-2026-40547

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Security Blog Posts for CVE-2026-40547 (1)

Same Patch Batch · SOPlanning · 2026-06-01 · 7 CVEs total

CVE-2026-40545 Reflected XSS in SOPlanning
CVE-2026-40546 Multiple SQL Injections in SOPlanning
CVE-2026-40543 Missing Authorization in SOPlanning
CVE-2026-40548 Unrestricted Upload of File with Dangerous Type in SOPlanning
CVE-2026-40549 Cross-Site Request Forgery in SOPlanning
CVE-2026-40544 Stored XSS in SOPlanning

IV. Related Vulnerabilities

Same product: SOPlanning
Same vendor: SOPlanning
Same weakness: CWE-22

V. Comments for CVE-2026-40547

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