---
id: CVE-2026-86710
title: >-
  The Login with QR WordPress plugin through 1.0.0 does not verify that the code
  used to log a user in is one it issued, matching any stored user metadata
  value instead, which allows unauthenticated attackers to log in as any user,
  includi…
summary: >-
  The Login with QR WordPress plugin through 1.0.0 does not verify that the code
  used to log a user in is one it issued, matching any stored user metadata
  value instead, which allows unauthenticated attackers to log in as any user,
  includi…
severity: critical
cvss: 9.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-287
product: Login with QR
affected:
  - login_with_qr <= 1.0.0
published: '2026-09-17'
updated: '2026-09-18'
sourceUpdated: '2026-09-18T19:08:32.830'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-86710'
references:
  - url: 'https://wpscan.com/vulnerability/d37dab2e-b137-4ad7-ab07-9c36b42a6485/'
    label: contact@wpscan.com
tags:
  - nvd
  - cve.org
epss: 0.00498
epssPercentile: 0.40137
ssvc:
  exploitation: none
  automatable: 'yes'
  technicalImpact: total
  timestamp: '2026-09-17T12:13:17.557885Z'
ingestedAt: '2026-09-17T06:12:17.976Z'
---

## Overview

The Login with QR WordPress plugin through 1.0.0 does not verify that the code used to log a user in is one it issued, matching any stored user metadata value instead, which allows unauthenticated attackers to log in as any user, including administrators.

## Remediation

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