Critical 9.8Published Feb 5, 2026

CVE-2026-1963A vulnerability was found in WeKan up to 8.20.

Updated under an hour ago (2026-10-19 07:50 UTC)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for wekan_project wekan

Exploited in the last 30 days

A vulnerability was found in WeKan up to 8.20. This affects an unknown function of the file models/attachments.js of the component Attachment Storage. The manipulation results in improper access controls. The attack may be launched remotely. Upgrading to version 8.21 mitigates this issue. The patch is identified as c413a7e860bc4d93fe2adcf82516228570bf382d. Upgrading the affected component is advised.

CVSS: 9.8 CRITICAL (v3.1, NVD)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-266, CWE-284
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Analyzed
Record last updated: Jun 17, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

wekan_project wekan wekan_project:wekan	before 8.21	NVD

References

https://github.com/wekan/wekan/product
https://github.com/wekan/wekan/commit/c413a7e860bc4d93fe2adcf82516228570bf382dpatch
https://github.com/wekan/wekan/releases/tag/v8.21product, release-notes
https://vuldb.com/?ctiid.344485permissions-required, vdb-entry
https://vuldb.com/?id.344485third-party-advisory, vdb-entry
https://vuldb.com/?submit.742678third-party-advisory, vdb-entry

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.