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Public proof of conceptFix available

CVE-2021-24731

A public proof of concept exists; no exploitation attested.

  • Published2021-11-08
  • Fixed in3.7.1.6
  • WeaknessCWE-89

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 Registration Forms – User profile, Content Restriction, Spam Protection, Payment Gateways, Invitation Codes WordPress plugin before 3.7.1.6 does not properly escape user data before using it in a SQL statement in the wp-json/pie/v1/login REST API endpoint, leading to an SQL injection.

Timeline

dates in UTC
  1. 2021-11-0818:15CVE publishedNVD

Versions per branch

NVD
Genetechsolutions pie register
BranchAffectedFixed in
3.7< 3.7.1.63.7.1.6

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

Fix

  1. Update Genetechsolutions pie register to 3.7.1.6

Detection

read 2026-11-04 22:56 UTC
Nuclei template
available
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Metasploit modules
none listed
Metasploit Framework

Sources

  • NVDCVSS 3.19.8read 2026-10-23
  • NVDCVSS 2.07.5read 2026-10-23
  • CNAweakness (CWE)CWE-89known since 2026-10-23
  • FIRST EPSSEPSS score6.4 %2026-11-04
  • ProjectDiscoverydetectionread 2026-11-04

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
2021-11-08
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2021-24731?

The Registration Forms – User profile, Content Restriction, Spam Protection, Payment Gateways, Invitation Codes WordPress plugin before 3.7.1.6 does not properly escape user data before using it in a SQL statement in the wp-json/pie/v1/login REST API endpoint, leading to an SQL injection.

Is CVE-2021-24731 actively exploited?

Active exploitation of CVE-2021-24731 has not been confirmed. Its EPSS score was 6.4% on 2026-11-04, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-24731?

CVE-2021-24731 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.

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