---
id: CVE-2022-28986
title: >-
  LMS Doctor Simple 2 Factor Authentication Plugin For Moodle Affected:
  2021072900 has an Insecure direct object references (IDOR) vulnerability,
  which allows remote attackers to update sensitive records such as email,
  password and phone n…
summary: >-
  LMS Doctor Simple 2 Factor Authentication Plugin For Moodle Affected:
  2021072900 has an Insecure direct object references (IDOR) vulnerability,
  which allows remote attackers to update sensitive records such as email,
  password and phone n…
severity: high
cvss: 7.5
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N'
cwe:
  - CWE-639
vendor: lmsdoctor
product: 2_factor_authentication
affected:
  - 2_factor_authentication = 2021072900
published: '2022-05-10'
updated: '2026-07-05'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2022-28986'
references:
  - url: 'https://github.com/FlaviuPopescu/CVE-2022-28986'
    label: cve@mitre.org
  - url: 'http://lms.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'http://simple.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/FlaviuPopescu/CVE-2022-28986'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
  - exploit-available
epss: 0.023
epssPercentile: 0.82566
ingestedAt: '2026-07-06T02:09:23.489Z'
exploits:
  github: 1
  githubRepos:
    - 'https://github.com/FlaviuPopescu/CVE-2022-28986'
  checkedAt: '2026-09-24T07:52:49.078Z'
exploitAvailable: true
---

## Overview

LMS Doctor Simple 2 Factor Authentication Plugin For Moodle Affected: 2021072900 has an Insecure direct object references (IDOR) vulnerability, which allows remote attackers to update sensitive records such as email, password and phone number of other user accounts.

## Affected

- `2_factor_authentication = 2021072900`

## Remediation

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