CVE-2021-20654

PoC —

CVSS 3.1

5.4 medium

EPSS

<1%p53

Published

Feb 10, 2021 (Feb 10, 2021)

Modified

Jun 17, 2026

Description

Wekan, open source kanban board system, between version 3.12 and 4.11, is vulnerable to multiple stored cross-site scripting. This is named 'Fieldbleed' in the vendor's site.

Vendors: wekan project
Products: wekan
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (0.8%)

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