CVE-2026-21880

Kanboard is project management software focused on Kanban methodology. Versions 1.2.48 and below have an LDAP Injection vulnerability in the LDAP authentication mechanism. User-supplied input is directly substituted into LDAP search filters without proper sanitization, allowing attackers to enumerate all LDAP users, discover sensitive user attributes, and perform targeted attacks against specific accounts. This issue is fixed in version 1.2.49.

CVSS v3 5.3 MEDIUM

5.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/kanboard/kanboard/commit/dd374079f7c2d1dab74c1680960e684ff8668586	Patch
https://github.com/kanboard/kanboard/releases/tag/v1.2.49	Release Notes
https://github.com/kanboard/kanboard/security/advisories/GHSA-v66r-m28r-wmq7	Exploit Vendor Advisory
https://github.com/kanboard/kanboard/security/advisories/GHSA-v66r-m28r-wmq7	Exploit Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:kanboard:kanboard:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2026-01-08 02:15

Updated : 2026-01-20 18:38

NVD link : CVE-2026-21880

Mitre link : CVE-2026-21880

CVE.ORG link : CVE-2026-21880

JSON object : View

Products Affected

kanboard

kanboard

CWE

CWE-90

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

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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