CVE-2026-2205 WeKan Meteor Publication cards.js CardPubSubBleed information disclosure
Remote attackers can exploit a Meteor publication handler flaw in WeKan to disclose sensitive card information.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-2205?
CVE-2026-2205 is a medium-severity vulnerability in WeKan, published on 8 Feb 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
A vulnerability was identified in WeKan up to 8.20. This affects an unknown part of the file server/publications/cards.js of the component Meteor Publication Handler. Such manipulation leads to information disclosure. The attack may be performed from remote. Upgrading to version 8.21 is able to mitigate this issue. The name of the patch is 0f5a9c38778ca550cbab6c5093470e1e90cb837f. Upgrading the affected component is advised.
Which versions are affected by CVE-2026-2205?
It affects 1 product.
Products include Wekan Project Wekan.
How do I fix CVE-2026-2205?
No fix has been published for CVE-2026-2205 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-2205 being exploited?
There is no known exploitation of CVE-2026-2205 in the wild and no public exploit code.
Other vulnerabilities in WeKan
- CVE-2026-30843 Wekan has Cross-Board IDOR in Custom Fields Update Endpoints
- CVE-2026-30844 Wekan Vulnerable to SSRF through Lack of Validation or Filtering in Attachment URL Loading
- CVE-2026-30847 Wekan Credential Leak via notificationUsers Publication Exposes Password Hashes and Session Tokens
- CVE-2025-65780 Missing authorization in n/a
- CVE-2026-30846 Wekan Exposes All Global Webhook Integrations through globalwebhooks Publication
Sources
Also known as GHSA-xvv7-73jx-5wcg.