Skip to main content
Public proof of conceptFix available

CVE-2022-0441

A public proof of concept exists; no exploitation attested.

  • Published2022-03-07
  • Fixed in2.7.6
  • WeaknessCWE-269

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

The MasterStudy LMS WordPress plugin before 2.7.6 does to validate some parameters given when registering a new account, allowing unauthenticated users to register as an admin

Timeline

dates in UTC
  1. 2022-02-18Exploit-DB entryExploit-DB
  2. 2022-03-0709:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-11-03 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2022-0441?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2022-0441?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Stylemixthemes masterstudy lms
BranchAffectedFixed in
2.7< 2.7.62.7.6

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Stylemixthemes masterstudy lms to 2.7.6

Advisories and patches

Detection

read 2026-11-03 22:42 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
EDB-50752
Exploit-DB
Proof-of-concept repositories
5 repositories, unverifiedbiulove0x/CVE-2022-0441SDragon1205/cve-2022-0441tegal1337/CVE-2022-0441kyukazamiqq/CVE-2022-0441DappaNISM/CVE-2022-0441
PoC-in-GitHub
Metasploit modules
1 moduleauxiliary/admin/http/wp_masterstudy_privescrank: normalModule metadata: Metasploit Framework, © Rapid7, Inc., BSD-3-Clause.
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2022-03-07
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2022-0441?

The MasterStudy LMS WordPress plugin before 2.7.6 does to validate some parameters given when registering a new account, allowing unauthenticated users to register as an admin

Is CVE-2022-0441 actively exploited?

Active exploitation of CVE-2022-0441 has not been confirmed. Its EPSS score was 85.3% on 2026-11-03, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2022-0441?

CVE-2022-0441 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Hear about the next vulnerability in your software

Surveillance reads the versions in your stack — a domain, a lockfile or a list — checks each CVE against the ranges its sources publish, and alerts you when one you run is exploited or enters CISA KEV. A version it cannot read stays « version not verified ».

Get alerts for this productCISA KEV additions, November 2026Search CVEs

No credit card required · No monthly cap on website lookups · 250 API requests/month

Go further

Related vulnerabilities

Same product first, then the same vendor advisory and the same publication week.

Back to CVE Database

Sources for this record