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CRITICAL

CVE-2021-43140

CVSS v3

9.8

CRITICAL

EPSS Score

4.7 %

exploit probability, as of 2026-09-25

CISA KEV

No

known exploited

Exploitation

—

SSVC status

Description

SQL Injection vulnerability exists in Sourcecodester. Simple Subscription Website 1.0. via the login.

Technical details

Published
2021-11-03
Exploit-DB
EDB-50522

Frequently asked questions

What is CVE-2021-43140?

SQL Injection vulnerability exists in Sourcecodester. Simple Subscription Website 1.0. via the login.

Is CVE-2021-43140 actively exploited?

Active exploitation of CVE-2021-43140 has not been confirmed. Its EPSS score was 4.7% on 2026-09-25, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-43140?

CVE-2021-43140 has a CVSS v3 base score of 9.8 (CRITICAL severity).

Is CVE-2021-43140 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.

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