# CVE-2026-19535: Cross-site request forgery in EKI-1242EIMS

> A CSRF vulnerability in the Advantech EKI-1242IEIMS web interface allows attackers to perform unauthorized administrative actions on behalf of logged-in users.

- **Severity:** High 8.6 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/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:** 16 Sep 2026
- **Updated:** 17 Sep 2026
- **Also known as:** GHSA-j77x-9ffw-4v3r

## What is CVE-2026-19535?

CVE-2026-19535 is a high-severity vulnerability in Advantech EKI-1242EIMS, published on 16 Sep 2026. 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

Nozomi Networks Labs identified a CWE-352: Cross-Site Request Forgery (CSRF) vulnerability in the LuCI administrative web interface of Advantech EKI-1242IEIMS in firmware version V1.06.01 that allows a remote unauthenticated attacker to perform unauthorized state-changing requests on behalf of a logged-in administrator, enabling unauthorized access to privileged management functions.

Weakness: CWE-352 (Cross-Site Request Forgery)

## Which versions are affected by CVE-2026-19535?


## How do I fix CVE-2026-19535?

No fix has been published for CVE-2026-19535 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-19535 being exploited?

There is no known exploitation of CVE-2026-19535 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-19535 and fix it if it is affected.

What it is: CVE-2026-19535 is a high-severity vulnerability in Advantech EKI-1242EIMS, published on 16 Sep 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2026-19535 in the wild and no public exploit code.

Affected product: Advantech EKI-1242EIMS. 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-2026-19535/ (Markdown: https://insights.sbomify.com/CVE-2026-19535/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-19535
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-19535
- OSV: https://osv.dev/vulnerability/CVE-2026-19535

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-19535/
Summaries are generated and may contain mistakes; the official description above is the record.