CVE-2026-55234

highCVSS 8.5covered by 1 sourcefirst seen 2026-07-15

Wekan is open source kanban built with Meteor. Prior to 9.37, Wekan DDP update allow rules in server/permissions/cards.js, server/permissions/lists.js, and server/permissions/swimlanes.js authorize against the stored source boardId and do not validate a new boardId in the update modifier. Any authenticated user with write access to their own board can call /cards/update, /lists/update, or /swimlanes/update to move cards, lists, or swimlanes into a private board they are not a member of. This issue is fixed in version 9.37.

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Exploitation outlook

Low exploitation risk0.24% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 15% of all EPSS-scored CVEs.

Advisory coverage (1)

highCVE-2026-55234: Wekan is open source kanban built with Meteor. Prior to 9.37, Wekan DDP update allow rules in …nvd · 2026-07-15

External references

NVD record for CVE-2026-55234

CVE.org record

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