CVE-2025-65778

State: Published
Severity: 8.1 High
Published: Dec 15, 2025
Updated: Dec 16, 2025
Reserved: Nov 18, 2025

Description

An issue was discovered in Wekan The Open Source kanban board system up to version 18.15, fixed in 18.16. Uploaded attachments can be served with attacker-controlled Content-Type (text/html), allowing execution of attacker-supplied HTML/JS in the application's origin and enabling session/token theft and CSRF actions.

Scores

CVSS	Score	Vector	Source
3.1	8.1 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N	CISA-ADP

Weaknesses

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://github.com/wekan/wekan
https://wekan.fi/hall-of-fame/spacebleed/
https://github.com/wekan/wekan/commit/e9a727301d7b4f1689a703503df668c0f4f4cab8
https://github.com/wekan/wekan/blob/main/CHANGELOG.md#v816-2025-11-02-wekan--release

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