Description
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.
Published: 2026-10-29
Score: 2.3 Low
EPSS: n/a
KEV: No
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 29 Oct 2026 18:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 29 Oct 2026 13:30:00 +0000

Type Values Removed Values Added
Description 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.
Title JeeSite 5.11.0 through 5.19.1 IDOR in AI CMS Chat Module
First Time appeared Jeesite
Jeesite jeesite
Weaknesses CWE-639
CPEs cpe:2.3:a:jeesite:jeesite:*:*:*:*:*:*:*:*
Vendors & Products Jeesite
Jeesite jeesite
References
Metrics cvssV3_1

{'score': 4.2, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:N'}

cvssV4_0

{'score': 2.3, 'vector': 'CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-10-29T17:20:03.681Z

Reserved: 2026-10-29T11:51:50.043Z

Link: CVE-2026-119048

cve-icon Vulnrichment

Updated: 2026-10-29T15:30:20.894Z

cve-icon NVD

Status : Deferred

Published: 2026-10-29T14:17:51.650

Modified: 2026-10-29T18:17:29.663

Link: CVE-2026-119048

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-29T15:45:05Z

Weaknesses
  • CWE-639

    Authorization Bypass Through User-Controlled Key