Backup, Restore and Migrate WordPress Sites With the XCloner Plugin <= 3.1.2 — Remote Code Execution
CVE-2015-4338Published · Updated Action summary
Affected: <3.1.3Update to 3.1.3 or newer
All remediation steps- Severity
- Critical9.8
- CVSS
- 9.8CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HWhat does this vector mean?
AV:NAttack vector- Network
AC:LAttack complexity- Low
PR:NPrivileges required- None
UI:NUser interaction- None
S:UScope- Unchanged
C:HConfidentiality- High
I:HIntegrity- High
A:HAvailability- High
- Required access
- No account needed
- Exploit prediction (EPSS)
- No score
- CISA KEV
- Not listed
On this page8
Am I affected?
Backup, Restore and Migrate your sites with XCloner xcloner-backup-and-restore
- Affected< 3.1.3
- Patched in3.1.3
Update to 3.1.3 or newer.
You are affected if you run < 3.1.3. Version 3.1.3 and later are not affected by this issue.
- Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under Backup, Restore and Migrate your sites with XCloner.
- 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
- Update to version 3.1.3, or a newer patched version
- Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
- Watch Backup, Restore and Migrate your sites with XCloner to get an email when the next vulnerability is published.
Advisory
Source description from Wordfence Intelligence, credited to Larry W. Cashdollar.
Static code injection vulnerability in the XCloner plugin 3.1.2 for WordPress allows remote authenticated users to inject arbitrary PHP code into the language files via a Translation LM_FRONT_* field for a language, as demonstrated by language/italian.php.
Exploits & references
Proof-of-concept & detection
No public proof-of-concept or detection template is known for this vulnerability.
Advisories & patches
- Advisorywordfence.com
Related CVEs
More in Backup, Restore and Migrate your sites with XCloner
All 17| Severity | Vulnerability | CVE | Published |
|---|---|---|---|
| Medium4.3 | Authenticated (Subscriber+) Information Exposure ≤4.8.6Update to 4.8.7 | CVE-2026-48965 | |
| Medium4.3 | Cross-Site Request Forgery in Xcloner_Remote_Storage:save() ≤4.8.2Update to 4.8.3 | CVE-2025-11759 | |
| Medium5.3 | Unauthenticated Full Path Disclosure ≤4.7.3Update to 4.7.4 | CVE-2024-6559 | |
| Critical9.8 | Unauthenticated Plugin Settings Reset ≤4.2.16Update to 4.3.6 | CVE-2022-0444 | |
| High8.8 | 4.2.12 - Unprotected AJAX Actions 4.2.1 – 4.2.12Update to 4.2.153 | CVE-2020-35948 |
- Medium4.3Authenticated (Subscriber+) Information Exposure
≤4.8.6Update to 4.8.7
- Medium4.3Cross-Site Request Forgery in Xcloner_Remote_Storage:save()
≤4.8.2Update to 4.8.3
- Medium5.3Unauthenticated Full Path Disclosure
≤4.7.3Update to 4.7.4
- Critical9.8Unauthenticated Plugin Settings Reset
≤4.2.16Update to 4.3.6
- High8.84.2.12 - Unprotected AJAX Actions
4.2.1 – 4.2.12Update to 4.2.153
Timeline
CVE published
Severity critical, CVSS 9.8
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.