Medium severity · published Feb 4, 2026
CVE-2026-1894
WeKan REST API checklistItems.js Checklist REST Bleed improper authorization
5.4
CVSS
0.3%
EPSS
No
On KEV
Description
A vulnerability was detected in WeKan up to 8.20. This impacts an unknown function of the file models/checklistItems.js of the component REST API. Performing a manipulation of the argument item.cardId/item.checklistId/card.boardId results in improper authorization. Remote exploitation of the attack is possible. Upgrading to version 8.21 will fix this issue. The patch is named 251d49eea94834cf351bb395808f4a56fb4dbb44. Upgrading the affected component is recommended.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 18% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WE
WeKan ·
8.0; 8.1; 8.2; 8.3; 8.4; 8.5; +15 more · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-1894
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-1894
Product
https://github.com/wekan/wekan/
Patch
https://github.com/wekan/wekan/commit/251d49eea94834cf351bb395808f4a56fb4dbb44
Product
https://github.com/wekan/wekan/releases/tag/v8.21
Permissions Required
https://vuldb.com/?ctiid.344266
Third Party Advisory
https://vuldb.com/?id.344266
Third Party Advisory
https://vuldb.com/?submit.742663
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