CVE-2026-2206 json
WeKan Administrative Repair fixDuplicateLists.js FixDuplicateBleed access control
published 9mo ago modified 4mo ago also EUVD-2026-5823
- cvss
- 6.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.3%
- EPSS 0.3% chance of exploitation in 30 days, percentile 21%
- public exploits
- 0
- none known
Summary
A security flaw has been discovered in WeKan up to 8.20. This vulnerability affects unknown code of the file server/methods/fixDuplicateLists.js of the component Administrative Repair Handler. Performing a manipulation results in improper access controls. It is possible to initiate the attack remotely. Upgrading to version 8.21 is able to resolve this issue. The patch is named 4ce181d17249778094f73d21515f7f863f554743. It is advisable to upgrade the affected component.
Patch / fix
- n/a WeKan 8.21
Is CVE-2026-2206 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 8mo ago
Exploit prediction
0.28% chance of exploitation in the next 30 days, higher than 21% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 4.0 | 5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X |
| CNA | 3.1 | 6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C |
| CNA | 3.0 | 6.3 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C |
| CNA | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C |
| CNA | 4.0 | 5.3 | CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
| CNA | 3.1 | 6.3 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L |
| NVD | 3.1 | 8.8 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| CNA | 2.0 | 6.5 | AV:N/AC:L/Au:S/C:P/I:P/A:P |
Affected products
- n/a WeKan
Classification
References
-
github.com
/wekan/wekan/commit/4ce181d17249778094f73d21515f7f863f554743
patch
-
github.com
/wekan/wekan/releases/tag/v8.21
patch, product, release-notes
-
vuldb.com
/?id.344920
vdb-entry, technical-description, third-party-advisory
-
vuldb.com
/?ctiid.344920
signature, permissions-required, vdb-entry
-
vuldb.com
/?submit.752162
third-party-advisory, vdb-entry
-
github.com
/wekan/wekan/
product
Sources
- CVE List CVE-2026-2206
- NVD CVE-2026-2206
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.