WordPress plugin
BackWPup – WordPress Backup & Restore Plugin security & vulnerabilities
No known unpatched vulnerabilities in the latest version
All 16 known vulnerabilities are fixed in the latest release. If you run an older version, update to null or newer.
- Critical1
- High7
- Medium7
- Low1
All BackWPup – WordPress Backup & Restore Plugin vulnerabilities
| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium5.3 | Unauthenticated Information Exposure <5.7.7Update to 5.7.7 | CVE-2026-86826 | |
| Medium4.9 | Authenticated (Administrator+) Path Traversal <5.7.7Update to 5.7.7 | CVE-2026-86828 | |
| Medium5.3 | 5.7.6 - Missing Authorization 3.3 – 5.7.6Update to 5.7.7 | CVE-2026-86827 | |
| Medium4.3 | 5.7.4 - Missing Authorization 5.2.2 – 5.7.4Update to 5.7.5 | CVE-2026-86815 | |
| High7.2 | Unauthenticated Stored Cross-Site Scripting ≤5.7.4Update to 5.7.5 | CVE-2026-65443 | |
| High7.2 | Authenticated (Administrator+) Local File Inclusion via 'block_name' Parameter ≤5.6.6Update to 5.6.7 | CVE-2026-6227 | |
| High7.2 | 5.6.2 - Authenticated (BackWPup Helper+) Privilege Escalation via Arbitrary Options Update 5.0.0 – 5.6.2Update to 5.6.3 | CVE-2025-15041 | |
| Medium5.3 | 5.5.0 - Missing Authorization to Sensitive Information Exposure 5 – 5.5.0Update to 5.5.1 | CVE-2025-10579 | |
| Medium6.8 | Authenticated (Administrator+) Directory Traversal ≤4.0.1Update to 4.0.2 | CVE-2023-5505 | |
| Low2.2 | Plaintext Storage of Backup Destination Password ≤4.0.2Update to 4.0.3 | CVE-2023-5775 | |
| High7.5 | Sensitive Information Exposure ≤4.0.3Update to 4.0.4 | CVE-2023-7164 | |
| High8.7 | Authenticated (Administrator+) Directory Traversal ≤4.0.1Update to 4.0.2 | CVE-2023-5504 | |
| High7.5 | Unauthenticated Backup Download <3.4.2Update to 3.4.2 | CVE-2017-2551 | |
| Medium6.1 | Cross-Site Scripting <3.0.13Update to 3.0.13 | CVE-2013-4626 | |
| Critical9.8 | Remote File Inclusion ≤1.7.1Update to 1.7.2 | CVE-2011-4342 | |
| High7.5 | Directory Traversal <1.4.1Update to 1.4.1 | CVE-2011-5208 |
- Medium5.3Unauthenticated Information Exposure
<5.7.7Update to 5.7.7
- Medium4.9Authenticated (Administrator+) Path Traversal
<5.7.7Update to 5.7.7
- Medium5.35.7.6 - Missing Authorization
3.3 – 5.7.6Update to 5.7.7
- Medium4.35.7.4 - Missing Authorization
5.2.2 – 5.7.4Update to 5.7.5
- High7.2Unauthenticated Stored Cross-Site Scripting
≤5.7.4Update to 5.7.5
- High7.2Authenticated (Administrator+) Local File Inclusion via 'block_name' Parameter
≤5.6.6Update to 5.6.7
- High7.25.6.2 - Authenticated (BackWPup Helper+) Privilege Escalation via Arbitrary Options Update
5.0.0 – 5.6.2Update to 5.6.3
- Medium5.35.5.0 - Missing Authorization to Sensitive Information Exposure
5 – 5.5.0Update to 5.5.1
- Medium6.8Authenticated (Administrator+) Directory Traversal
≤4.0.1Update to 4.0.2
- Low2.2Plaintext Storage of Backup Destination Password
≤4.0.2Update to 4.0.3
- High7.5Sensitive Information Exposure
≤4.0.3Update to 4.0.4
- High8.7Authenticated (Administrator+) Directory Traversal
≤4.0.1Update to 4.0.2
- High7.5Unauthenticated Backup Download
<3.4.2Update to 3.4.2
- Medium6.1Cross-Site Scripting
<3.0.13Update to 3.0.13
- Critical9.8Remote File Inclusion
≤1.7.1Update to 1.7.2
- High7.5Directory Traversal
<1.4.1Update to 1.4.1
BackWPup – WordPress Backup & Restore Plugin: common questions
Does BackWPup – WordPress Backup & Restore Plugin have known vulnerabilities?
Yes. VulnCrest Radar lists 16 known vulnerabilities in BackWPup – WordPress Backup & Restore Plugin: 1 critical, 7 high, 7 medium, 1 low. None are known to affect version null.
How do I check which version of BackWPup – WordPress Backup & Restore Plugin I run?
In wp-admin open Plugins → Installed Plugins; the version is shown under the name. Without admin access, our passive Check my site tool can often read it from public files.
What is the most recent BackWPup – WordPress Backup & Restore Plugin vulnerability?
CVE-2026-86826, published Oct 8, 2026: BackWPup – WordPress Backup & Restore Plugin < 5.7.7 - Unauthenticated Information Exposure. Severity: Medium (CVSS 5.3).
Is any BackWPup – WordPress Backup & Restore Plugin vulnerability listed in CISA KEV?
No. None of the known BackWPup – WordPress Backup & Restore Plugin vulnerabilities is currently listed in the CISA KEV catalog.