WeKan up to 8.20 Rules rules.js RulesBleed authorization

Summaryinfo

A vulnerability was found in WeKan up to 8.20 and classified as problematic. The affected element is an unknown function of the file server/publications/rules.js of the component Rules Handler. The manipulation results in authorization. This vulnerability is reported as CVE-2026-2208. The attack can be launched remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in WeKan up to 8.20. It has been classified as problematic. Affected is an unknown code of the file server/publications/rules.js of the component Rules Handler. The manipulation with an unknown input leads to a authorization vulnerability. CWE is classifying the issue as CWE-862. The product does not perform an authorization check when an actor attempts to access a resource or perform an action. This is going to have an impact on confidentiality.

The advisory is available at github.com. This vulnerability is traded as CVE-2026-2208. The exploitability is told to be easy. It is possible to launch the attack remotely. Technical details are known, but there is no available exploit.

Upgrading to version 8.21 eliminates this vulnerability. The upgrade is hosted for download at github.com. Applying the patch a787bcddf33ca28afb13ff5ea9a4cb92dceac005 is able to eliminate this problem. The bugfix is ready for download at github.com. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2026-5821). If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 5.0
VulDB Meta Temp Score: 5.0

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔒

CNA Base Score: 4.3
CNA Vector: 🔒

CVSSv2info

AVACAuCIA
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💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Authorization
CWE: CWE-862 / CWE-863 / CWE-285
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: WeKan 8.21
Patch: a787bcddf33ca28afb13ff5ea9a4cb92dceac005

Timelineinfo

02/08/2026 Advisory disclosed
02/08/2026 +0 days VulDB entry created
02/12/2026 +4 days VulDB entry last update

Sourcesinfo

Product: github.com

Advisory: a787bcddf33ca28afb13ff5ea9a4cb92dceac005
Status: Confirmed

CVE: CVE-2026-2208 (🔒)
GCVE (CVE): GCVE-0-2026-2208
GCVE (VulDB): GCVE-100-344922
EUVD: 🔒

Entryinfo

Created: 02/08/2026 02:11
Updated: 02/12/2026 08:47
Changes: 02/08/2026 02:11 (58), 02/08/2026 05:15 (30), 02/09/2026 12:27 (1), 02/12/2026 08:47 (11)
Complete: 🔍
Submitter: MegaManSec
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #752164: Wekan <8.21 Information disclosure / missing authorization on admin publicat (by MegaManSec)

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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