CVE-2026-2623— Blossom File Upload BLOSManager.java put path traversal
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I. Basic Information for CVE-2026-2623
Vulnerability Information
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Vulnerability Title
Blossom File Upload BLOSManager.java put path traversal
Source: NVD (National Vulnerability Database)
Vulnerability Description
A flaw has been found in Blossom up to 1.17.1. This issue affects the function put of the file blossom-backend/common/common-iaas/src/main/java/com/blossom/common/iaas/blos/BLOSManager.java of the component File Upload. This manipulation causes path traversal. The attack may be initiated remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)
Vulnerability Title
Blossom 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Blossom是Blossom公司的一个项目管理平台。 Blossom 1.17.1及之前版本存在路径遍历漏洞，该漏洞源于文件上传组件中路径处理不当，可能导致路径遍历攻击。
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 |
|---|---|---|---|---|
| - | Blossom | 1.17.0 | - |
II. Public POCs for CVE-2026-2623
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · n/a · 2026-02-17 · 17 CVEs total
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V. Comments for CVE-2026-2623
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