# CVE-2026-12277: Frontend File Manager Plugin <= 23.6 - Unauthenticated Arbitrary File Deletion via Saved File Metadata Path Traversal

> Unauthenticated attackers can delete arbitrary files, including configuration files, leading to site takeover when guest upload mode is enabled.

- **Severity:** High 8.7 (`CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 7 Jul 2026
- **Updated:** 7 Jul 2026
- **Also known as:** GHSA-wvw5-gh7q-m6w3

## What is CVE-2026-12277?

CVE-2026-12277 is a high-severity path traversal vulnerability in Unknown Frontend File Manager Plugin, published on 7 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The Frontend File Manager Plugin WordPress plugin through 23.6 does not validate a file path derived from user input before deleting the referenced file, allowing unauthenticated users to delete arbitrary files on the server (such as wp-config.php) when guest upload mode is enabled. Deleting wp-config.php forces the site into its setup routine, which can be leveraged toward a full site takeover.

## Which versions are affected by CVE-2026-12277?


## How do I fix CVE-2026-12277?

No fix has been published for CVE-2026-12277 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-12277 being exploited?

There is no known exploitation of CVE-2026-12277 in the wild and no public exploit code.

Public exploit code:

- Frontend File Manager Plugin (WordPress) <= 23.6 - Unauthenticated Arbitrary File Deletion to RCE (github_poc): https://github.com/moritakaaz/CVE-2026-12277

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-12277 and fix it if it is affected.

What it is: CVE-2026-12277 is a high-severity path traversal vulnerability in Unknown Frontend File Manager Plugin, published on 7 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-12277 in the wild and no public exploit code.

Affected product: Unknown Frontend File Manager 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-2026-12277/ (Markdown: https://insights.sbomify.com/CVE-2026-12277/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-12277
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-12277
- OSV: https://osv.dev/vulnerability/CVE-2026-12277

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-12277/
Summaries are generated and may contain mistakes; the official description above is the record.