Medium 4.3Published Apr 8, 2026

CVE-2026-35023Wimi Teamwork On-Premises < 8.2.0 IDOR via preview.php

Updated under an hour ago (Oct 27, 2026, 9:40 PM ET)

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It affects Cloud Solutions SAS Wimi Teamwork and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for Cloud Solutions SAS Wimi Teamwork

Exploited in the last 30 days

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.

CVSS: 4.3 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Weakness (CWE): CWE-639
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Analyzed
Record last updated: Jul 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

Cloud Solutions SAS Wimi Teamwork cloud_solutions_sas:wimi_teamwork (from the name)	before 8.2.0	CNA record
wimi-teamwork wimi-teamwork wimi-teamwork:wimi-teamwork	before 8.2.0	NVD

References

References

https://www.wimi-teamwork.com/en/product-update	release-notes, patch
https://www.vulncheck.com/advisories/wimi-teamwork-on-premises-idor-via-preview-php	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.