Description
An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16. Authorization flaw in card update handling allows board members (and potentially other authenticated users) to add/remove arbitrary user IDs in vote.positive / vote.negative arrays, enabling vote forgery and unauthorized voting.
References (4)
Core 4
Core References
Product
https://github.com/wekan/wekan
Vendor Advisory
https://wekan.fi/hall-of-fame/spacebleed/
Scores
CVSS v3
6.5
EPSS
0.0022
EPSS Percentile
13.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-285
Status
published
Products (1)
wekan_project/wekan
< 8.15
Published
Dec 15, 2025
Tracked Since
Feb 18, 2026