# CVE-2026-48190: Incorrect handling of permissions in External Interface Config Item List module

> Authenticated customers can improperly access CMDB configuration item information due to incorrect permission handling in the External Interface module.

- **Severity:** Low 3.5 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 1 Jun 2026
- **Updated:** 1 Jun 2026
- **Also known as:** GHSA-8vpg-x36g-r8gw

## What is CVE-2026-48190?

CVE-2026-48190 is a low-severity missing authorization vulnerability in Otrs Otrs, published on 1 Jun 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.

### Official description

An incorrect handling of permissions in OTRS External Interface and the ConfigItem List module allows an authenticated customer to query the system for CI information. Please note that CMDB has to be anabled and CustomerGroupSupport has to be used to be affected.

This issue affects OTRS: 

  *  7.0.X
  *  8.0.X
  *  2023.X
  *  2024.X
  *  2025.X
  *  2026.X before 2026.4.X

Weakness: CWE-276 (Incorrect Default Permissions)

## Which versions are affected by CVE-2026-48190?

It affects 1 product.


Products: Otrs Otrs.

## How do I fix CVE-2026-48190?

No fix has been published for CVE-2026-48190 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-48190 being exploited?

There is no known exploitation of CVE-2026-48190 in the wild and no public exploit code.

## Other vulnerabilities in Otrs Otrs

- [CVE-2026-48188](https://insights.sbomify.com/CVE-2026-48188/): SQL Injection via MySQL Quote Method (critical 9.1)
- [CVE-2013-4717](https://insights.sbomify.com/CVE-2013-4717/): SQL injection in n/a (high 8.8)
- [CVE-2017-14635](https://insights.sbomify.com/CVE-2017-14635/): Code injection in n/a (high 8.8)
- [CVE-2023-5422](https://insights.sbomify.com/CVE-2023-5422/): SSL Certificates are not checked for E-Mail Handling (high 8.7)
- [CVE-2023-6254](https://insights.sbomify.com/CVE-2023-6254/): Password is send back to client (high 8.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-48190 and fix it if it is affected.

What it is: CVE-2026-48190 is a low-severity missing authorization vulnerability in Otrs Otrs, published on 1 Jun 2026. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2026-48190 in the wild and no public exploit code.

Affected product: Otrs Otrs. 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-2026-48190/ (Markdown: https://insights.sbomify.com/CVE-2026-48190/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-48190
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-48190
- OSV: https://osv.dev/vulnerability/CVE-2026-48190

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-48190/
Summaries are generated and may contain mistakes; the official description above is the record.