---
id: CVE-2026-86828
title: >-
  The BackWPup  WordPress plugin before 5.7.7 does not properly restrict the
  destination path of files extracted during a backup restore when its fallback
  archive library is used, allowing high-privileged users to write files outside
  the i…
summary: >-
  The BackWPup  WordPress plugin before 5.7.7 does not properly restrict the
  destination path of files extracted during a backup restore when its fallback
  archive library is used, allowing high-privileged users to write files outside
  the i…
severity: none
cwe:
  - CWE-22
product: BackWPup
affected:
  - BackWPup < 5.7.7
published: '2026-10-08'
updated: '2026-10-08'
sourceUpdated: '2026-10-08T06:16:45.287'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86828'
references:
  - url: 'https://wpscan.com/vulnerability/be8c0eab-1874-4490-b94e-394f62a522f3/'
    label: contact@wpscan.com
tags:
  - nvd
  - cve.org
ingestedAt: '2026-10-08T07:18:54.842Z'
---

## Overview

The BackWPup  WordPress plugin before 5.7.7 does not properly restrict the destination path of files extracted during a backup restore when its fallback archive library is used, allowing high-privileged users to write files outside the intended restore directory, potentially leading to remote code execution.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.