What’s Vulnerable › Vulnerabilities

CVE-2026-2205: WeKan Meteor Publication cards.js CardPubSubBleed information disclosure

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-08 · updated 2026-06-17
• Weakness: CWE-200

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.

Affected products

• WeKan: before 8.21 — fixed in 8.21

How to fix

Upgrade to a fixed version: WeKan 8.21. Check the vendor advisory for mitigations.

References

• https://github.com/wekan/wekan/
• https://github.com/wekan/wekan/commit/0f5a9c38778ca550cbab6c5093470e1e90cb837f
• https://github.com/wekan/wekan/releases/tag/v8.21
• https://vuldb.com/?ctiid.344919
• https://vuldb.com/?id.344919
• https://vuldb.com/?submit.752161

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