CVE-2026-3143: CWE-862 Missing Authorization in boldgrid Total Upkeep – WordPress Backup Plugin plus Restore & Migrate by BoldGrid
The Total Upkeep – WordPress Backup Plugin plus Restore & Migrate by BoldGrid plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'wp_ajax_cli_cancel' function in all versions up to, and including, 1.17.1. This makes it possible for unauthenticated attackers to cancel a pending rollback, potentially preventing a WordPress installation from automatically reverting a failed update.
AI Analysis
Technical Summary
The Total Upkeep – WordPress Backup Plugin plus Restore & Migrate by BoldGrid suffers from a missing capability check in the 'wp_ajax_cli_cancel' AJAX handler. This lack of authorization allows unauthenticated users to cancel a pending rollback operation, which could interfere with the plugin's ability to revert failed updates automatically. The vulnerability is identified as CWE-862 (Missing Authorization) and affects all versions up to 1.17.1. The CVSS 3.1 base score is 5.3, reflecting a network attack vector with no privileges required and no user interaction, causing integrity impact but no confidentiality or availability impact.
Potential Impact
An attacker without authentication can cancel a pending rollback process, potentially preventing the WordPress site from automatically reverting a failed update. This may leave the site in a broken or unstable state until manual intervention occurs. There is no direct confidentiality or availability impact reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, administrators should monitor plugin updates from BoldGrid and consider restricting access to the affected AJAX endpoint if possible. No vendor advisory or official patch is currently available.
CVE-2026-3143: CWE-862 Missing Authorization in boldgrid Total Upkeep – WordPress Backup Plugin plus Restore & Migrate by BoldGrid
Description
The Total Upkeep – WordPress Backup Plugin plus Restore & Migrate by BoldGrid plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the 'wp_ajax_cli_cancel' function in all versions up to, and including, 1.17.1. This makes it possible for unauthenticated attackers to cancel a pending rollback, potentially preventing a WordPress installation from automatically reverting a failed update.
CVSS v3.1
Score 5.3medium
Affected software
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Total Upkeep – WordPress Backup Plugin plus Restore & Migrate by BoldGrid suffers from a missing capability check in the 'wp_ajax_cli_cancel' AJAX handler. This lack of authorization allows unauthenticated users to cancel a pending rollback operation, which could interfere with the plugin's ability to revert failed updates automatically. The vulnerability is identified as CWE-862 (Missing Authorization) and affects all versions up to 1.17.1. The CVSS 3.1 base score is 5.3, reflecting a network attack vector with no privileges required and no user interaction, causing integrity impact but no confidentiality or availability impact.
Potential Impact
An attacker without authentication can cancel a pending rollback process, potentially preventing the WordPress site from automatically reverting a failed update. This may leave the site in a broken or unstable state until manual intervention occurs. There is no direct confidentiality or availability impact reported.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, administrators should monitor plugin updates from BoldGrid and consider restricting access to the affected AJAX endpoint if possible. No vendor advisory or official patch is currently available.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Wordfence
- Date Reserved
- 2026-02-24T19:43:50.613Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 69f4afdccbff5d8610e19ce7
Added to database: 5/1/2026, 1:51:24 PM
Last enriched: 5/9/2026, 2:08:15 AM
Last updated: 6/15/2026, 2:32:45 PM
Views: 105
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