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CVE-2021-24731

43
FAUCET Score

CVE-2021-24731 is a critical SQL injection vulnerability affecting the Registration Forms – User profile, Content Restriction, Spam Protection, Payment Gateways, Invitation Codes WordPress plugin, specifically versions prior to 3.7.1.6. This flaw allows unauthenticated attackers to execute arbitrary SQL commands due to improper escaping of user-supplied data in the wp-json/pie/v1/login REST API endpoint. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with low complexity and can lead to full compromise of confidentiality, integrity, and availability. While there is no evidence of active exploitation or public exploit code like Metasploit or ExploitDB entries, Nuclei templates exist, and it has garnered minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.7.1.6CPE matchmatch criteria
cpe:2.3:a:genetechsolutions:pie_register:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
6.57%
Probability of exploitation in next 30 days
EPSS Percentile
93.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Nuclei: CVE-2021-24731 · Jun 5, 2023
This CVE's current EPSS score of 0.0657 is in the 88th percentile among its peer group of 36,897 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

wpscan.com / vulnerability/6bed00e4-b363-43b8-a392-d068d342151a
ExploitThird Party Advisory