# CVE-2023-54346: WordPress Plugin Backup Migration 1.2.8 Unauthenticated Database Backup Download

> Unauthenticated attackers can download full database backups by accessing predictable file paths in the Backup Migration plugin.

- **Severity:** High 8.7 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 5 May 2026
- **Updated:** 15 Jul 2026
- **Also known as:** GHSA-fjq3-h34r-q4fp

## What is CVE-2023-54346?

CVE-2023-54346 is a high-severity vulnerability in Backupbliss WordPress Plugin Backup Migration, published on 5 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

WordPress Plugin Backup Migration 1.2.8 contains an information disclosure vulnerability that allows unauthenticated attackers to download complete database backups by accessing predictable file paths. Attackers can enumerate backup directories through configuration files and complete logs, then construct direct download URLs to retrieve sensitive backup archives containing full database dumps.

Weakness: CWE-538 (Insertion of Sensitive Information into Externally-Accessible File or Directory)

## Which versions are affected by CVE-2023-54346?


## How do I fix CVE-2023-54346?

No fix has been published for CVE-2023-54346 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-54346 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-54346 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-54346 and fix it if it is affected.

What it is: CVE-2023-54346 is a high-severity vulnerability in Backupbliss WordPress Plugin Backup Migration, published on 5 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-54346 exists.

Affected product: Backupbliss WordPress Plugin Backup Migration. 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-2023-54346/ (Markdown: https://insights.sbomify.com/CVE-2023-54346/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-54346
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-54346
- OSV: https://osv.dev/vulnerability/CVE-2023-54346

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-54346/
Summaries are generated and may contain mistakes; the official description above is the record.