CVE-2026-127215

Kanbanz WordPress Plugin < 1.0.3 Broken Access Control via admin-ajax Handlers

Published Nov 13, 2026 CVSS 4.0 · 8.6 High EPSS n/a KEV · Not listed
Description
Kanbanz by Softaculous plugin for WordPress before 1.0.3 contains a broken access control vulnerability that allows authenticated Kanban Staff users to access and modify boards they are not members of by exploiting admin-ajax handlers that fail to call kanbanz_user_can_access_board() or per-task edit checks on attacker-supplied board_id or task_id parameters. Attackers can supply arbitrary board IDs to read sensitive task data, overwrite status columns, subtasks, and labels, inject comments, upload or delete attachments, and create tasks or set WIP limits on boards owned by other teams.

Analysis

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Remediation

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Tracking

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Advisories

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History
Type Values Removed Values Added
Description Kanbanz by Softaculous plugin for WordPress before 1.0.3 contains a broken access control vulnerability that allows authenticated Kanban Staff users to access and modify boards they are not members of by exploiting admin-ajax handlers that fail to call kanbanz_user_can_access_board() or per-task edit checks on attacker-supplied board_id or task_id parameters. Attackers can supply arbitrary board IDs to read sensitive task data, overwrite status columns, subtasks, and labels, inject comments, upload or delete attachments, and create tasks or set WIP limits on boards owned by other teams.
Title Kanbanz WordPress Plugin < 1.0.3 Broken Access Control via admin-ajax Handlers
Weaknesses CWE-639
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 8.6, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N'}

Subscriptions

No data.

Weaknesses
  • CWE-639

    Authorization Bypass Through User-Controlled Key

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 13, 2026, 8:10 PM
Reserved
Nov 12, 2026, 4:30 PM
Status
Received
Published
Nov 13, 2026, 8:18 PM
Modified
Nov 13, 2026, 8:18 PM