What is CVE-2020-21665?

CVE-2020-21665 is a high-severity vulnerability in Fastadmin, classified under SQL Injection. CVSS score: 7.2/10. Published 2020-11-17.

How severe is CVE-2020-21665?

High severity. CVSS v3 base score is 7.2 out of 10.

SQL Injection in Fastadmin

CVE-2020-21665

In fastadmin V1.0.0.20191212_beta, when a user with administrator rights has logged in, a malicious parameter can be passed for SQL injection in URL /admin/ajax/weigh.

Vulnerability class: SQL Injection

Published 2020-11-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.010 (60.0th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000

Affected products

Fastadmin — versions 1.0.0.20191212

Weakness classification (CWE)

CWE-89 — SQL Injection

References

github.com/karsonzhang/fastadmin/commit/e14008ca029d644e2486873fa22629a1d62a7380 (Patch, Third Party Advisory)

Frequently asked questions

What is CVE-2020-21665?: CVE-2020-21665 is a high-severity vulnerability in Fastadmin, classified under SQL Injection. CVSS score: 7.2/10. Published 2020-11-17.
How severe is CVE-2020-21665?: High severity. CVSS v3 base score is 7.2 out of 10.