# CVE-2026-111398: WordPress MapSVG plugin <= 8.16.1 - Arbitrary File Deletion vulnerability

> Attackers can delete arbitrary files on the server via path traversal in the MapSVG WordPress plugin, requiring an upgrade to mitigate.

- **Severity:** High 7.7 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 19 Oct 2026
- **Updated:** 19 Oct 2026
- **Also known as:** GHSA-4mc9-xccj-988p

## What is CVE-2026-111398?

CVE-2026-111398 is a high-severity path traversal vulnerability in PT Norther Lights Production MapSVG, published on 19 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in PT Norther Lights Production MapSVG mapsvg-lite-interactive-vector-maps allows Path Traversal.This issue affects MapSVG: from n/a through 8.16.1.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2026-111398?


## How do I fix CVE-2026-111398?

No fix has been published for CVE-2026-111398 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-111398 being exploited?

There is no known exploitation of CVE-2026-111398 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-111398 and fix it if it is affected.

What it is: CVE-2026-111398 is a high-severity path traversal vulnerability in PT Norther Lights Production MapSVG, published on 19 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-111398 in the wild and no public exploit code.

Affected product: PT Norther Lights Production MapSVG. 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-2026-111398/ (Markdown: https://insights.sbomify.com/CVE-2026-111398/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-111398
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-111398
- OSV: https://osv.dev/vulnerability/CVE-2026-111398

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-111398/
Summaries are generated and may contain mistakes; the official description above is the record.