---
id: CVE-2026-100508
title: Unauthenticated Denial of Service Attack in Two Factor <= 0.16.0 versions.
summary: Unauthenticated Denial of Service Attack in Two Factor <= 0.16.0 versions.
severity: medium
cvss: 5.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L'
cwe:
  - CWE-770
vendor: WordPress.org
product: two-factor
affected:
  - two-factor >= n/a <= 0.16.0
published: '2026-09-30'
updated: '2026-09-30'
sourceUpdated: '2026-09-30T14:17:22.123'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-100508'
references:
  - url: >-
      https://patchstack.com/database/wordpress/plugin/two-factor/vulnerability/wordpress-two-factor-plugin-0-16-0-denial-of-service-attack-vulnerability?_s_id=cve
    label: audit@patchstack.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-30T12:57:30.407643Z'
ingestedAt: '2026-09-30T13:03:51.977Z'
epss: 0.00402
epssPercentile: 0.32044
---

## Overview

Unauthenticated Denial of Service Attack in Two Factor <= 0.16.0 versions.

## Remediation

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