CVE-2026-3143
Total Upkeep <= 1.17.1 - Missing Authorization to Unauthenticated Rollback Cancellation
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.
INFO
Published Date :
May 1, 2026, 2:16 p.m.
Last Modified :
May 1, 2026, 3:26 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-3143
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | MITRE-CVE |
Solution
- Update the Total Upkeep plugin to the latest version.
- Verify the plugin's authorization checks are implemented.
- Monitor for automatic rollback failures and cancellations.
Public PoC/Exploit Available at Github
CVE-2026-3143 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-3143.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-3143 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-3143
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Bu depo, Linux cekirdeginde (kernel) bulunan CVE-2026-31431 (Copy Fail) zafiyetini icermektedir. Zafiyet, algif_aead modülündeki bir optimizasyon hatasini kullanarak sayfa onbellegindeki (page cache) salt-okunur dosyalari manipule etmeye olanak tanir.
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-3143 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-3143 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
May. 01, 2026
Action Type Old Value New Value Added 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. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Added CWE CWE-862 Added Reference https://plugins.trac.wordpress.org/browser/boldgrid-backup/trunk/admin/class-boldgrid-backup-admin-auto-rollback.php#L1202 Added Reference https://plugins.trac.wordpress.org/browser/boldgrid-backup/trunk/admin/class-boldgrid-backup-admin-core.php#L864 Added Reference https://plugins.trac.wordpress.org/browser/boldgrid-backup/trunk/includes/class-boldgrid-backup.php#L459 Added Reference https://plugins.trac.wordpress.org/changeset/3480378/ Added Reference https://www.wordfence.com/threat-intel/vulnerabilities/id/f25dcd7e-8fb1-471e-bd22-782409de45c4?source=cve