# CVE-2024-43794: OpenSearch Dashboards Security Plugin improper validation of nextUrl can lead to external redirect

> Attackers can redirect users to malicious sites via crafted nextUrl parameters during login in OpenSearch Dashboards Security Plugin.

- **Severity:** Medium 6.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A: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:** 23 Aug 2024
- **Updated:** 23 Aug 2024
- **Also known as:** GHSA-3fph-6cqp-5mfc

## What is CVE-2024-43794?

CVE-2024-43794 is a medium-severity vulnerability in opensearch-project security-dashboards-plugin, published on 23 Aug 2024. 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

OpenSearch Dashboards Security Plugin adds a configuration management UI for the OpenSearch Security features to OpenSearch Dashboards. Improper validation of the nextUrl parameter can lead to external redirect on login to OpenSearch-Dashboards for specially crafted parameters. A patch is available in 1.3.19 and 2.16.0 for this issue.

Weakness: CWE-601 (URL Redirection to Untrusted Site)

## Which versions are affected by CVE-2024-43794?


## How do I fix CVE-2024-43794?

No fix has been published for CVE-2024-43794 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-43794 being exploited?

There is no known exploitation of CVE-2024-43794 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-43794 and fix it if it is affected.

What it is: CVE-2024-43794 is a medium-severity vulnerability in opensearch-project security-dashboards-plugin, published on 23 Aug 2024. 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-2024-43794 in the wild and no public exploit code.

Affected product: opensearch-project security-dashboards-plugin. 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-2024-43794/ (Markdown: https://insights.sbomify.com/CVE-2024-43794/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-43794
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-43794
- OSV: https://osv.dev/vulnerability/CVE-2024-43794

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From sbomify Insights: https://insights.sbomify.com/CVE-2024-43794/
Summaries are generated and may contain mistakes; the official description above is the record.