CVE-2026-25567

WeKan < 8.19 Card Comment Author Spoofing via User-controlled authorId

State: Published
Severity: 5.3 Medium
Published: Feb 7, 2026
Updated: Jul 14, 2026
Reserved: Feb 2, 2026

Description

WeKan versions prior to 8.19 contain an insecure direct object reference (IDOR) in the card comment creation API. The endpoint accepts an authorId from the request body, allowing an authenticated user to spoof the recorded comment author by supplying another user's identifier.

Scores

CVSS	Score	Vector	Source
4.0	5.3 Medium	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N	VulnCheck

Weaknesses

CWE-639 Authorization Bypass Through User-Controlled Key

Affected Products

Product	Versions
WeKanWeKan	before 8.19Affected

References

https://github.com/wekan/wekan/commit/67cb47173c1a152d9eaf5469740992b2dacdf62dpatch
https://wekan.fi/product
https://www.vulncheck.com/advisories/wekan-card-comment-author-spoofing-via-user-controlled-authoridthird-party-advisory

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