WPvivid — Backup, Migration & Staging: Filesystem traversal
The WPvivid — Backup, Migration & Staging WordPress plugin before 0.9.138 does not properly validate a backup storage directory path before using it to create directories and write files, allowing administrators to cause those directories and files to be created outside the intended backup location via path traversal. The structured affected range is < 0.9.138.
- Component
- WPvivid — Backup, Migration & Staging
- Plugin slug
wpvivid-backuprestore- Affected
- < 0.9.138
- Safe version
0.9.138- Published
- Nov 04, 2026
This CVE was published Nov 04, 2026 and is one of 19 known issues for this plugin.
Update, patch or deactivate.
Update to a supported release containing the confirmed fix: 0.9.138. Authorize the file operation and constrain canonicalized paths to the intended storage directory.
A safe version is available, so updating to that version or later is the preferred remediation. If an immediate update is not practical, consider a targeted application patch or temporarily restricting the affected functionality.
Deactivate only when warranted by your risk profile, or when advised by your hosting provider in the limited circumstances where the vulnerability cannot otherwise be mitigated. If you’re unsure which action is appropriate, contact Fused or your hosting provider for guidance.
Technical description
The WPvivid — Backup, Migration & Staging WordPress plugin before 0.9.138 does not properly validate a backup storage directory path before using it to create directories and write files, allowing administrators to cause those directories and files to be created outside the intended backup location via path traversal.
CVE / CNA vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:N/I:L/A:L