CVE-2026-35023
Wimi Teamwork On-Premises < 8.2.0 IDOR via preview.php
- State
- Published
- Severity
- 5.3 Medium
- Published
- Apr 8, 2026
- Updated
- Jul 14, 2026
- Reserved
- Mar 31, 2026
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 5.3 Medium | 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 | VulnCheck |
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N | VulnCheck |
Weaknesses
- CWE-639 Authorization Bypass Through User-Controlled Key
Affected Products
| Product | Versions |
|---|---|
Wimi TeamworkCloud Solutions SAS |
|
References
- https://www.wimi-teamwork.com/en/product-updaterelease-notespatch
- https://www.vulncheck.com/advisories/wimi-teamwork-on-premises-idor-via-preview-phpthird-party-advisory
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