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{"analysis": {"en": {"generated_at": "2026-04-18T13:19:48.225285+00:00", "value": {"mitigation_remediation": ["Upgrade to WeKan version\u202f8.21 or later, which contains the fixed code.", "Configure the Repair Handler endpoint to require admin\u2011level authentication and enforce role checks; remove or disable the endpoint for non\u2011admin users.", "Restrict network access to the Repair Handler by firewall or IP whitelist and monitor logs for any unauthorized requests."], "summary": {"action": "Patch", "impact": "Improper Access Control (administrative function abuse)"}, "threat_synthesis": {"affected_systems": "WeKan from the project is affected, with all releases up to and including 8.20 potentially vulnerable. The fix arrives in version 8.21, which replaces or patches the problematic code. No other versions are listed as affected in the advisories.", "description_and_impact": "The flaw lies in the Administrative Repair Handler\u2019s file server/methods/fixDuplicateLists.js, allowing remote actors to manipulate the system in a way that bypasses intended access controls. Because the authentication checks are not enforced properly, an attacker can invoke administrative functions without proper privileges, effectively achieving an unauthorized elevation of privileges. The problem is classified as CWE\u2011266 and CWE\u2011284, which describe permissions\u2011related weaknesses.", "risk_and_exploitability": "The CVSS score of 5.3 reflects a moderate risk, while the EPSS score of under 1\u202f% indicates a very low probability of exploitation in the wild. The vulnerability is not cataloged by CISA\u2019s KEV list. Exploitation would require remote access to the application\u2019s endpoints, and the attacker can trigger the flaw by sending crafted requests to the Administrative Repair Handler before the patch is applied."}}}}, "created": "2026-02-09T10:44:10.874826+00:00", "updated": "2026-04-18T13:30:45.739170+00:00", "vendors": ["wekan_project", "wekan_project$PRODUCT$wekan"]}