CVE-2020-21180

Name: CVE-2020-21180
Creator: NVD / NIST
Published: 2021-02-01T18:15:13.39+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.34%

Last modified Jun 17, 2026

CVE-2020-21180 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Sql injection vulnerability in koa2-blog 1.0.0 allows remote attackers to Injecting a malicious SQL statement via the name parameter to the signup page.. EPSS estimates a 1.34% chance of exploitation in the next 30 days.

Description

Sql injection vulnerability in koa2-blog 1.0.0 allows remote attackers to Injecting a malicious SQL statement via the name parameter to the signup page.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

1.34%

67.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-89

Affected Software

Vendor	Product	Versions
Koa2-Blog Project	Koa2-Blog	1.0.0

References

https://github.com/wclimb/Koa2-blog/issues/41Exploit, Third Party Advisory
https://github.com/wclimb/Koa2-blog/issues/41Exploit, Third Party Advisory

Timeline

Published: Feb 1, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-21180?

Sql injection vulnerability in koa2-blog 1.0.0 allows remote attackers to Injecting a malicious SQL statement via the name parameter to the signup page.

How severe is CVE-2020-21180?

CVE-2020-21180 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.34% probability of exploitation in the next 30 days.

How do I fix CVE-2020-21180?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-21180?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST