# CVE-2018-25142: NovaRad NovaPACS Diagnostics Viewer 8.5 XML External Entity Injection

> Unauthenticated attackers can exploit XML External Entity injection in NovaPACS Diagnostics Viewer to read arbitrary system files via crafted XML imports.

- **Severity:** High 7.1 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 24 Dec 2025
- **Updated:** 28 Jul 2026
- **Also known as:** GHSA-ghwc-hrr9-vj2w

## What is CVE-2018-25142?

CVE-2018-25142 is a high-severity vulnerability in NovaRad Corporation NovaPACS Diagnostics Viewer, published on 24 Dec 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

NovaRad NovaPACS Diagnostics Viewer 8.5.19.75 contains an unauthenticated XML External Entity (XXE) injection vulnerability in XML preference import settings. Attackers can craft malicious XML files with DTD parameter entities to retrieve arbitrary system files through an out-of-band channel attack.

Weakness: CWE-611 (Improper Restriction of XML External Entity Reference)

## Which versions are affected by CVE-2018-25142?


## How do I fix CVE-2018-25142?

No fix has been published for CVE-2018-25142 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-25142 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25142 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-25142 and fix it if it is affected.

What it is: CVE-2018-25142 is a high-severity vulnerability in NovaRad Corporation NovaPACS Diagnostics Viewer, published on 24 Dec 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25142 exists.

Affected product: NovaRad Corporation NovaPACS Diagnostics Viewer. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2018-25142/ (Markdown: https://insights.sbomify.com/CVE-2018-25142/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-25142
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-25142
- OSV: https://osv.dev/vulnerability/CVE-2018-25142

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From sbomify Insights: https://insights.sbomify.com/CVE-2018-25142/
Summaries are generated and may contain mistakes; the official description above is the record.