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CVE-2025-65782

Good to know:

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Date: December 15, 2025

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.

Severity Score

Related Resources (6)

https://github.com/wekan/wekan/commit/0a1a075f3153e71d9a858576f1c68d2925230d9c
https://github.com/wekan/wekan/blob/main/CHANGELOG.md#v816-2025-11-02-wekan--release
https://wekan.fi/hall-of-fame/spacebleed/
https://github.com/wekan/wekan
https://nvd.nist.gov/vuln/detail/CVE-2025-65782
https://www.mend.io/vulnerability-database/CVE-2025-65782

Severity Score

Weakness Type (CWE)

Improper Authorization

CWE-285

Top Fix

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Upgrade Version

Upgrade to version https://github.com/wekan/wekan.git - v18.6

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

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