CVE-2026-25562: WeKan < 8.19 Attachments Publication Information Disclosure

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-02-07 · updated 2026-07-14
Weakness: CWE-203

Description

WeKan versions prior to 8.19 contain an information disclosure vulnerability in the attachments publication. Attachment metadata can be returned without properly scoping results to boards and cards accessible to the requesting user, potentially exposing attachment metadata to unauthorized users.

Affected products

WeKan: before 8.19 — fixed in 8.19

How to fix

Upgrade to a fixed version: WeKan 8.19. Check the vendor advisory for mitigations.

References

https://github.com/wekan/wekan/commit/6dfa3beb2b6ab23438d0f4395b84bf0749eb4820
https://wekan.fi/
https://www.vulncheck.com/advisories/wekan-attachments-publication-information-disclosure

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