CVE-2026-88828CWE-288

CVE-2026-88828

Medium · published September 28, 2026

CVSS v3.1
5.4
EPSS
0%
Percentile
5.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00167 · 5.7th percentile
Weakness
CWE-288 · Authentication Bypass Using an Alternate Path or Channel
Published
2026-09-28T11:17Z
References (1)
https://wpscan.com/vulnerability/52804421-8988-4d8a-9143-04683d05873d/ · [email protected]
EPSS history
Timeline
  • 29 SEP 03:28Z
    EPSS moved — → 0%
    epss
  • 28 SEP 06:19Z
    Blacklist Manager for WooCommerce 1.3.0 - 2.3.1 - Blocked User Restriction Bypass via XML-RPC and Application Passwords
    cvelistv5