Vulnerability DatabaseCVE-2025-65781
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CVE-2025-65781
December 15, 2025
An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16. Attachment upload API treats the Authorization bearer value as a userId and enters a non-terminating body-handling branch for any non-empty bearer token, enabling trivial application-layer DoS and latent identity-spoofing.
Affected Packages
https://github.com/wekan/wekan.git (GITHUB):
Affected version(s) >=v0.9.0-rc1 <v18.6
Fix Suggestion:
Update to version v18.6
Related Resources (4)
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://github.com/wekan/wekan/commit/ccd90343394f433b287733ad0a33c08e0a71f53c
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CVSS v4
Base Score:
8.8
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
NONE
Vulnerable System Integrity
LOW
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.2
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
HIGH
Weakness Type (CWE)
Uncontrolled Resource Consumption
CWE-400
Improper Authentication
CWE-287
EPSS
Base Score:
0.06