Vulnerability · Published Sep 28, 2026 · Assigned by WPScan
CVE-2026-88828Blacklist Manager for WooCommerce 1.3.0 - 2.3.1 - Blocked User Restriction Bypass via XML-RPC and Application Passwords
Medium 5.4
In plain English
A medium-severity authentication bypass in Blacklist Manager from Unknown. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 5% of all known vulnerabilities).
Severity (CVSS 3.1)5.4Medium
Exploit odds (30 days)0.2%top 94.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
The Blacklist Manager for WooCommerce WordPress plugin from 1.3.0 to 2.3.1 does not enforce its user blocking on every authentication path, allowing the holder of an account the site owner has blocked to keep authenticating with that account's privileges, without the block being enforced or recorded.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Unknown | Blacklist Manager | 1.3.0 – before 2.3.2 |
Weakness: CWE-288 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
References
- https://wpscan.com/vulnerability/52804421-8988-4d8a-9143-04683d05873d/ exploit, vdb-entry, technical-description