The BackWPup plugin for WordPress is vulnerable to Plaintext Storage of Backup Destination Password in all versions up to, and including, 4.0.2. This is due to to the plugin improperly storing backup destination passwords in plaintext. This makes it possible for authenticated attackers, with administrator-level access, to retrieve the password from the password input field in the UI or from the options table where the password is stored.
CVE-2023-5775 is a low severity with CVSS 2.2 Vulnerability issue affecting the Plugin BackWPup – WordPress Backup & Restore Plugin. It affects Versions up to 4.0.2 and is fixed in 4.0.3.
Use the related hub and response guides to connect this CVE-2023-5775 report with patch validation, scanner checks, and site hardening work.
Open the grouped hub for related CVEs, affected ranges, severity mix, and patch coverage.
Check access, XML-RPC exposure, backup readiness, and monitoring after patching.
Use containment, evidence capture, remediation, and validation steps when exploit risk is high.
CVE-2023-5775 is tracked for the Plugin BackWPup – WordPress Backup & Restore Plugin as low severity with CVSS 2.2. The affected range is Versions up to 4.0.2. Update BackWPup – WordPress Backup & Restore Plugin to 4.0.3 or newer where that version is compatible with the site.
Search engines and operators need more than a title. This page exposes the identifier, affected range, patch evidence, and source coverage that make the vulnerability actionable.
This report has a CVE identifier, which makes it suitable for focused search and vulnerability triage workflows.
Affected version data gives operators a concrete comparison point against installed WordPress software.
A fixed version is present, so the page can answer update and remediation intent directly.
External references are available for source validation, advisory review, and incident notes.
Use these checks when converting this record into a patch ticket, incident note, or risk acceptance decision.
Inventory the installed Plugin package and compare its version with Versions up to 4.0.2.
Confirm BackWPup – WordPress Backup & Restore Plugin is updated to 4.0.3 or newer.
Review references and CVSS vector details for exploitability, authentication requirements, and exposure path.
After patching, re-run vulnerability monitoring and keep the related plugin or theme hub under review for follow-up CVEs.
| Software Type | Plugin |
|---|---|
| Software Slug |
backwpup
View on wordpress.org
|
| CVE | CVE-2023-5775 |
| Patched Versions |
4.0.3
|
| Affected Versions |
Versions up to 4.0.2
|
These internal links group the same WordPress plugin by CVE, issue type, severity, and patch status so operators and search engines can connect the full vulnerability cluster.
BackWPup <= 1.7.1 - Remote File Inclusion
BackWPup <= 4.0.1 - Authenticated (Administrator+) Directory Traversal
BackWPup <= 4.0.3 - Sensitive Information Exposure
BackWPup <= 3.4.1 - Unauthenticated Backup Download
BackWPup – WordPress Backup Plugin < 1.4.1 - Directory Traversal
BackWPup <= 5.6.6 - Authenticated (Administrator+) Local File Inclusion via 'block_name' Parameter
BackWPup 5.0.0 - 5.6.2 - Authenticated (BackWPup Helper+) Privilege Escalation via Arbitrary Options Update
BackWPup <= 4.0.1 - Authenticated (Administrator+) Directory Traversal
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