Missing Authorization in Wekan - #VU150005
Published: September 15, 2026
Vulnerability identifier: #VU150005
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: N/A
CWE-ID: CWE-862
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to disclose user profile photos.
The vulnerability exists due to missing authorization in the serveLegacyAvatar function and legacy avatar file-serving routes when handling requests for legacy CollectionFS avatar file-record identifiers. A remote attacker can send a request for a legacy avatar file-record identifier to disclose user profile photos.
Exploitation requires an instance containing legacy CollectionFS avatar data and knowledge of or the ability to enumerate a legacy avatar file-record identifier.
Affected software
Wekan
Remediation
Install security update from vendor's website.
Wekan - update to 11.65