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CVE-2026-21880

MEDIUM

5.3

Description

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.

CVE Details

CVSS v3.1 Score5.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published1/8/2026

Last Modified1/20/2026

Sourcenvd

Honeypot Sightings0

Affected Products

kanboard:kanboard

Weaknesses (CWE)

CWE-90CWE-200

References

https://github.com/kanboard/kanboard/commit/dd374079f7c2d1dab74c1680960e684ff8668586(security-advisories@github.com)

https://github.com/kanboard/kanboard/releases/tag/v1.2.49(security-advisories@github.com)

https://github.com/kanboard/kanboard/security/advisories/GHSA-v66r-m28r-wmq7(security-advisories@github.com)

https://github.com/kanboard/kanboard/security/advisories/GHSA-v66r-m28r-wmq7(134c704f-9b21-4f2e-91b3-4a467353bcc0)

IOC Correlations

No correlations recorded

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