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CVE-2026-2207

WeKan Activity Publication activities.js LinkedBoardActivitiesBleed information disclosure

MEDIUM
5.3
CVSS Score
Published: February 8, 2026 at 01:09 AM UTC
Updated: June 17, 2026 at 10:30 AM UTC
2 products affected across 2 vendorsWekanWeKan

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.4%
SSVC
PoC

Description

A weakness has been identified in WeKan up to 8.20. This issue affects some unknown processing of the file server/publications/activities.js of the component Activity Publication Handler. Executing a manipulation can lead to information disclosure. It is possible to launch the attack remotely. Upgrading to version 8.21 is capable of addressing this issue. This patch is called 91a936e07d2976d4246dfe834281c3aaa87f9503. You should upgrade the affected component.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (6)

VDB EntryTechnical DescriptionThird Party Advisory
Source: cverecord
https://vuldb.com/?id.344921
SignaturePermissions RequiredVDB Entry
Source: cverecord
https://vuldb.com/?ctiid.344921
Third Party AdvisoryVDB Entry
Source: cverecord
https://vuldb.com/?submit.752163
Patch
Source: cverecord
https://github.com/wekan/wekan/commit/91a936e07d2976d4246dfe834281c3aaa87f9503
PatchProductRelease Notes
Source: cverecord
https://github.com/wekan/wekan/releases/tag/v8.21
Product
Source: cverecord
https://github.com/wekan/wekan/

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMVulDB
Vector?

Quick Info

StatusANALYZED
CWE
CWE-200CWE-284

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