CVE-2026-35023
MEDIUMWimi Teamwork On-Premises < 8.2.0 IDOR via preview.php
Title source: cnaDescription
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.
References (2)
Core 2
Core References
Patch release-notes
patch
https://www.wimi-teamwork.com/en/product-update
Third Party Advisory third-party-advisory
https://www.vulncheck.com/advisories/wimi-teamwork-on-premises-idor-via-preview-php
Scores
CVSS v3
4.3
EPSS
0.0018
EPSS Percentile
7.6%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-639
Status
published
Products (2)
Cloud Solutions SAS/Wimi Teamwork
< 8.2.0
wimi-teamwork/wimi-teamwork
< 8.2.0
Published
Apr 08, 2026
Tracked Since
Apr 08, 2026