---
id: CVE-2026-88467
title: >-
  CRMEB Knowledge-Paid System crmeb_zzff_class 1.4.4 has a backend verification
  function that returns the wrong type of value, causing errors and leaking
  sensitive information.
summary: >-
  CRMEB Knowledge-Paid System crmeb_zzff_class 1.4.4 has a backend verification
  function that returns the wrong type of value, causing errors and leaking
  sensitive information.
severity: medium
cvss: 6.2
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N'
cwe:
  - CWE-209
published: '2026-09-21'
updated: '2026-10-01'
sourceUpdated: '2026-10-01T17:17:32.593'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-88467'
references:
  - url: 'https://github.com/crmeb/crmeb_zzff_class'
    label: cve@mitre.org
  - url: 'https://github.com/crmeb/crmeb_zzff_class/issues'
    label: cve@mitre.org
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-01T16:24:40.458351Z'
epss: 0.0012
epssPercentile: 0.01855
ingestedAt: '2026-09-21T20:52:58.299Z'
---

## Overview

CRMEB Knowledge-Paid System crmeb_zzff_class 1.4.4 has a backend verification function that returns the wrong type of value, causing errors and leaking sensitive information.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.