Wimi Teamwork On-Premises versions prior to 8.2.0 contain an insecure direct object reference vulnerability in the preview.php endpoint where the item_id parameter lacks proper authorization checks. Attackers can enumerate sequential item_id values to access and retrieve image previews from other users' private or group conversations, resulting in unauthorized disclosure of sensitive information.
History

Thu, 09 Apr 2026 18:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 4.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N'}


Wed, 08 Apr 2026 19:30:00 +0000

Type Values Removed Values Added
First Time appeared Cloud Solutions
Cloud Solutions wimi Teamwork
Vendors & Products Cloud Solutions
Cloud Solutions wimi Teamwork

Wed, 08 Apr 2026 15:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Wed, 08 Apr 2026 13:45:00 +0000

Type Values Removed Values Added
Description Wimi Teamwork On-Premises versions prior to 8.2.0 contain an insecure direct object reference vulnerability in the preview.php endpoint where the item_id parameter lacks proper authorization checks. Attackers can enumerate sequential item_id values to access and retrieve image previews from other users' private or group conversations, resulting in unauthorized disclosure of sensitive information.
Title Wimi Teamwork On-Premises < 8.2.0 IDOR via preview.php
Weaknesses CWE-639
References
Metrics cvssV4_0

{'score': 5.3, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published: 2026-04-08T12:59:26.364Z

Updated: 2026-04-09T17:57:56.369Z

Reserved: 2026-03-31T20:40:15.618Z

Link: CVE-2026-35023

cve-icon Vulnrichment

Updated: 2026-04-08T14:17:24.249Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-04-08T14:16:28.320

Modified: 2026-04-09T18:16:59.410

Link: CVE-2026-35023

cve-icon Redhat

No data.