CVE-2026-119048

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    CVE-2026-119048

    Published: 29 Oct 2026Last Modified: 31 Oct 2026

    Summary: JeeSite 5.11.0 through 5.19.1 IDOR in AI CMS Chat Module

    Details: JeeSite 5.11.0 through 5.19.1 contains an insecure direct object reference vulnerability in the AI CMS chat module that allows authenticated users to access other users' conversations due to missing and reversed ownership checks. Attackers who know or derive a victim's conversation id can call /a/cms/chat/message, /a/cms/chat/delete, or /a/cms/chat/completions to read, delete, or append to the victim's AI chat transcripts.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/119xxx/CVE-2026-119048.json, https://nvd.nist.gov/vuln/detail/CVE-2026-119048, https://www.vulncheck.com/advisories/jeesite-5.11.0-through-5.19.1-idor-in-ai-cms-chat-module, https://github.com/thinkgem/jeesite5/issues/43, https://github.com/thinkgem/jeesite5/commit/cbc5ba7a37fd93f38c46ef656bd31442fe6f8015, https://github.com/thinkgem/jeesite5, https://github.com/thinkgem/jeesite5/blob/5b5e2cf0adc45a1abe33d0f4ca149590d149b82d/modules/ai/ai-cms/src/main/java/com/jeesite/modules/ai/cms/service/AiCmsChatService.java#L111-L116, https://github.com/thinkgem/jeesite5/blob/5b5e2cf0adc45a1abe33d0f4ca149590d149b82d/modules/ai/ai-cms/src/main/java/com/jeesite/modules/ai/cms/service/CacheChatMemoryRepository.java#L59-L62, https://hackmd.io/@hieund/jeesite5-ai-cms-chat-conversation-idor

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -cbc5ba7a37fd93f38c46ef656bd31442fe6f8015

    Affected versions

    v5.19.1.springboo4
    v5.19.0.springboo4

    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
    CVE-2026-119048 | CVE-DB