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    CVE-2026-2623

    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.

    Published:Feb 17, 2026
    Last Modified:Apr 18, 2026
    EPS:Feb 17, 2026
    EPSS Score:0.00047
    CVSS Score:6.3

    Affected Products

    Vendor
    Blossom
    Product
    Blossom
    Vendor
    Wangyunf
    Product
    Blossom

    Exploits

    https://fx4tqqfvdw4.feishu.cn/docx/WmA3dzNfto3AxlxoFlqcu5amnXe

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High