The WP STAGING – Backups & Restore, Migration & Clone Plugin – Cloud Backups, Scheduled Backups plugin for WordPress is vulnerable to Arbitrary Directory Deletion in all versions up to, and including, 4.19.0. This is due to insufficient path validation in the `cleanStagingDirectory` function, where the `deleteDir` parameter is only stripped of whitespace and double slashes by `sanitizePath()` without removing `..` traversal sequences or enforcing containment within the staging directory, leaving the sole pre-deletion guard as a simple string equality check against the WordPress home path. This makes it possible for authenticated attackers, with administrator-level access and above, to recursively delete arbitrary directories on the server — including `wp-content`, `wp-admin`, or directories outside the WordPress installation on shared hosting — resulting in denial of service or permanent data loss. An attacker must sequence a clone start, cancellation, and restart to drive the `delete_job` cache into the `directory` step before re-cancelling with a manipulated `deleteDir` value supplied via the `wp_ajax_wpstg_cancel_clone` endpoint.
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Fixes
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Workaround
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References
History
Fri, 13 Nov 2026 09:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | The WP STAGING – Backups & Restore, Migration & Clone Plugin – Cloud Backups, Scheduled Backups plugin for WordPress is vulnerable to Arbitrary Directory Deletion in all versions up to, and including, 4.19.0. This is due to insufficient path validation in the `cleanStagingDirectory` function, where the `deleteDir` parameter is only stripped of whitespace and double slashes by `sanitizePath()` without removing `..` traversal sequences or enforcing containment within the staging directory, leaving the sole pre-deletion guard as a simple string equality check against the WordPress home path. This makes it possible for authenticated attackers, with administrator-level access and above, to recursively delete arbitrary directories on the server — including `wp-content`, `wp-admin`, or directories outside the WordPress installation on shared hosting — resulting in denial of service or permanent data loss. An attacker must sequence a clone start, cancellation, and restart to drive the `delete_job` cache into the `directory` step before re-cancelling with a manipulated `deleteDir` value supplied via the `wp_ajax_wpstg_cancel_clone` endpoint. | |
| Title | WP STAGING <= 4.19.0 - Authenticated (Administrator+) Arbitrary Directory Deletion via 'deleteDir' Parameter | |
| Weaknesses | CWE-73 | |
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cvssV3_1
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MITRE
Status: PUBLISHED
Assigner: Wordfence
Published:
Updated: 2026-11-13T09:35:10.951Z
Reserved: 2026-10-23T18:33:00.912Z
Link: CVE-2026-115871
Vulnrichment
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NVD
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Redhat
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OpenCVE Enrichment
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Weaknesses