# CVE-2025-9950: Error Log Viewer by BestWebSoft <= 1.1.6 - Authenticated (Administrator+) Arbitrary File Read

> Authenticated administrators can read arbitrary files on the server via a directory traversal vulnerability in the Error Log Viewer plugin.

- **Severity:** Medium 4.9 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 11 Oct 2025
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-h4g5-79h9-3pw5

## What is CVE-2025-9950?

CVE-2025-9950 is a medium-severity path traversal vulnerability in Error Log Viewer by BestWebSoft, published on 11 Oct 2025. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

The Error Log Viewer by BestWebSoft plugin for WordPress is vulnerable to Directory Traversal in all versions up to, and including, 1.1.6 via the rrrlgvwr_get_file function. This makes it possible for authenticated attackers, with Administrator-level access and above, to read the contents of arbitrary files on the server, which can contain sensitive information.

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

## Which versions are affected by CVE-2025-9950?


## How do I fix CVE-2025-9950?

No fix has been published for CVE-2025-9950 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-9950 being exploited?

There is no known exploitation of CVE-2025-9950 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-9950 and fix it if it is affected.

What it is: CVE-2025-9950 is a medium-severity path traversal vulnerability in Error Log Viewer by BestWebSoft, published on 11 Oct 2025. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2025-9950 in the wild and no public exploit code.

Affected product: Error Log Viewer by BestWebSoft. 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-2025-9950/ (Markdown: https://insights.sbomify.com/CVE-2025-9950/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-9950
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-9950
- OSV: https://osv.dev/vulnerability/CVE-2025-9950

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-9950/
Summaries are generated and may contain mistakes; the official description above is the record.