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    CVE-2026-108880

    JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the PUT /sys/dict/editDictByLowAppId endpoint that allows any authenticated user to modify low-code application dictionaries. Attackers can supply a dictionary's low_app_id, obtained from GET /sys/dict/list, via the lowAppId parameter or X-Low-App-ID header to rename dictionaries and replace their items.

    Published:Oct 11, 2026
    Last Modified:Oct 14, 2026
    EPS:Oct 11, 2026
    EPSS Score:0.0019
    CVSS Score:4.3

    Affected Products

    Vendor
    Jeecg
    Product
    Jeecg Boot
    Vendor
    Jeecgboot
    Product
    Jeecgboot

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-862 Missing Authorization

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-665 Exploitation of Thunderbolt Protection Flaws

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    CVE-2026-108885 (CVSS 5.3) — JeecgBoot through 3.9.5 contains a missing authorization vulnerability in the SysMessageController delete hand…
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    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