CVE-2026-6211
CWE-434Published: June 12, 2026· Updated: Jun 17, 2026
Official Description
Unrestricted upload of file with dangerous type vulnerability in Global IT Informatics Services Inc. WEOLL allows Accessing Functionality Not Properly Constrained by ACLs.
This issue affects WEOLL: from 2.0.9 before 3.2.45.33.
Technical Analysis
CVE-2026-6211 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), with a CVSS base score of 8.7.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
CVSS v3.1 Vector Breakdown
Exploit & PoC Resources
All References (1)
Quick Facts
Related CVEs (CWE-434)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2026-6211 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts