CVE-2026-25560

WeKan < 8.19 LDAP Authentication Filter Injection

State: Published
Severity: 8.7 High
Published: Feb 7, 2026
Updated: Jul 14, 2026
Reserved: Feb 2, 2026

Description

WeKan versions prior to 8.19 contain an LDAP filter injection vulnerability in LDAP authentication. User-supplied username input is incorporated into LDAP search filters and DN-related values without adequate escaping, allowing an attacker to manipulate LDAP queries during authentication.

Scores

CVSS	Score	Vector	Source
4.0	8.7 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N	VulnCheck

Weaknesses

CWE-90 Improper Neutralization of Special Elements used in an LDAP Query ('LDAP Injection')

Affected Products

Product	Versions
WeKanWeKan	before 8.19Affected

References

https://github.com/wekan/wekan/commit/0b0e16c3eae28bbf453d33a81a9c58ce7db6d5bbpatch
https://wekan.fi/product
https://www.vulncheck.com/advisories/wekan-ldap-authentication-filter-injectionthird-party-advisory

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