---
id: CVE-2026-111356
title: >-
  MacCMS v10 through 2026.1000.4056 does not limit attempts on the six-digit
  password recovery code, allowing unauthenticated attackers to take over member
  accounts
summary: >-
  MacCMS v10 through 2026.1000.4056 does not limit attempts on the six-digit
  password recovery code, allowing unauthenticated attackers to take over member
  accounts. Attackers knowing a victim's email or phone can request a code and
  brute-…
severity: high
cvss: 7.4
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N'
cwe:
  - CWE-307
vendor: magicblack
product: MacCMS
affected:
  - MacCMS <= 2026.1000.4056
published: '2026-10-15'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T18:25:45.343'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-111356'
references:
  - url: 'https://github.com/magicblack/maccms10'
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/magicblack/maccms10/blob/v2026.1000.4056/application/common/model/User.php#L1199-L1231
    label: disclosure@vulncheck.com
  - url: >-
      https://github.com/magicblack/maccms10/blob/v2026.1000.4056/application/common/model/User.php#L1397-L1450
    label: disclosure@vulncheck.com
  - url: >-
      https://hackmd.io/@hieuPenguinnn/maccms10-password-reset-code-brute-force-account-takeover
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/maccms-v10-through-2026.1000.4056-account-takeover-via-password-recovery-brute-force
    label: disclosure@vulncheck.com
  - url: >-
      https://hackmd.io/@hieuPenguinnn/maccms10-password-reset-code-brute-force-account-takeover
    label: 134c704f-9b21-4f2e-91b3-4a467353bcc0
tags:
  - nvd
  - cve.org
  - exploit-available
epss: 0.00448
epssPercentile: 0.38794
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'no'
  technicalImpact: total
  timestamp: '2026-10-16T16:49:26.985761Z'
ingestedAt: '2026-10-15T22:48:25.458Z'
---

## Overview

MacCMS v10 through 2026.1000.4056 does not limit attempts on the six-digit password recovery code, allowing unauthenticated attackers to take over member accounts. Attackers knowing a victim's email or phone can request a code and brute-force findpass_reset to overwrite the member's password.

## Remediation

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