CVE-2021-20654
MEDIUMCVSS 5.4/10EPSS 0.75%
Last modified
CVE-2021-20654 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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.. EPSS estimates a 0.75% chance of exploitation in the next 30 days.
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.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Wekan Project | Wekan | >= 3.12, <= 4.11 |
References
- https://jvn.jp/en/jp/JVN80785288/Third Party Advisory
- https://wekan.github.io/hall-of-fame/fieldbleed/Exploit, Third Party Advisory
- https://jvn.jp/en/jp/JVN80785288/Third Party Advisory
- https://wekan.github.io/hall-of-fame/fieldbleed/Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-20654?
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.
How severe is CVE-2021-20654?
CVE-2021-20654 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.75% probability of exploitation in the next 30 days.
How do I fix CVE-2021-20654?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-20654?
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