CVE Catalog

CVE-2026-35023

MediumCVSS 4.3
Published: Updated: Translated: NVD NIST

Exploitation Probability (EPSS)

Low risk
0.18%

8th percentile - higher than 8% of all known CVEs

Summary

Wimi Teamwork On-Premises before version 8.2.0 has an IDOR vulnerability in the preview.php endpoint where the item_id parameter lacks authorization checks, allowing attackers to enumerate IDs and access image previews from other users' conversations.

Risk Assessment

The organization faces unauthorized disclosure of sensitive images from private and group conversations, potentially leading to data leaks.

Recommendation

Upgrade Wimi Teamwork On-Premises to version 8.2.0 or later. Implement additional authorization checks for endpoints with ID parameters.

Related vulnerabilities

Original NVD description (English source)

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.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS