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BackWPup – WordPress Backup Plugin < 1.4.1 — Directory Traversal

CVE-2011-5208Published · Updated

Action summary

Affected: <1.4.1Update to 1.4.1 or newer

All remediation steps
Severity
High7.5
CVSS
7.5
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:N Privileges required
None
UI:N User interaction
None
S:U Scope
Unchanged
C:H Confidentiality
High
I:N Integrity
None
A:N Availability
None
Weakness
CWE-22 Path Traversal
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed

Am I affected?

BackWPup – WordPress Backup & Restore Plugin backwpup

  1. Affected< 1.4.1
  2. Patched in1.4.1

Update to 1.4.1 or newer.

You are affected if you run < 1.4.1. Version 1.4.1 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under BackWPup – WordPress Backup & Restore Plugin.
  • No admin access? Run a passive check of your site. It reads public files only.
  • No account is needed to exploit this. Treat any exposed site on an affected version as at risk.

What to do

  1. Update to version 1.4.1, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch BackWPup – WordPress Backup & Restore Plugin to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Danilo Massa.

Multiple directory traversal vulnerabilities in the BackWPup plugin before 1.4.1 for WordPress allow remote attackers to read arbitrary files via a .. (dot dot) in the wpabs parameter to (1) app/options-view_log-iframe.php or (2) app/options-runnow-iframe.php.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in BackWPup – WordPress Backup & Restore Plugin

All 16
More vulnerabilities in BackWPup – WordPress Backup & Restore Plugin
SeverityVulnerabilityCVEPublished
Medium5.3Unauthenticated Information Exposure
<5.7.7Update to 5.7.7
CVE-2026-86826
Medium4.9Authenticated (Administrator+) Path Traversal
<5.7.7Update to 5.7.7
CVE-2026-86828
Medium5.35.7.6 - Missing Authorization
3.3 – 5.7.6Update to 5.7.7
CVE-2026-86827
Medium4.35.7.4 - Missing Authorization
5.2.2 – 5.7.4Update to 5.7.5
CVE-2026-86815
High7.2Unauthenticated Stored Cross-Site Scripting
≤5.7.4Update to 5.7.5
CVE-2026-65443

Same weakness (Path Traversal)

All Path Traversal
Other Path Traversal vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent HeaderCVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form SubmissionCVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' ParameterCVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity high, CVSS 7.5

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
CVE® identifiers
[object Object]. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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