CVE-2026-1963
MEDIUMCVSS Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Lifecycle Timeline
3Description
A vulnerability was found in WeKan up to 8.20. This affects an unknown function of the file models/attachments.js of the component Attachment Storage. The manipulation results in improper access controls. The attack may be launched remotely. Upgrading to version 8.21 mitigates this issue. The patch is identified as c413a7e860bc4d93fe2adcf82516228570bf382d. Upgrading the affected component is advised.
Analysis
Improper access controls in Wekan's attachment storage mechanism (models/attachments.js) up to version 8.20 allow authenticated remote attackers to gain unauthorized access to sensitive data and modify attachments. An attacker with valid credentials can exploit this vulnerability to read, modify, or delete attachments they should not have permission to access. …
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Remediation
Within 30 days: Identify affected systems running WeKan and apply vendor patches as part of regular patch cycle. Vendor patch is available.
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External POC / Exploit Code
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