What is CVE-2021-24142?

CVE-2021-24142 is a high-severity vulnerability in Webfactoryltd 301 Redirects, classified under SQL Injection. CVSS score: 7.2/10. Published 2021-03-18.

How severe is CVE-2021-24142?

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

Is CVE-2021-24142 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

SQL Injection in Webfactoryltd 301 Redirects

CVE-2021-24142

Unvaludated input in the 301 Redirects - Easy Redirect Manager WordPress plugin, versions before 2.51, did not sanitise its "Redirect From" column when importing a CSV file, allowing high privilege users to perform SQL injections.

Vulnerability class: SQL Injection

Published 2021-03-18 · 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: 0.012 (67.9th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 67.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000

Affected products

Webfactoryltd 301 Redirects
301 Redirects - Easy Redirect Manager — versions 2.51

Weakness classification (CWE)

CWE-89 — SQL Injection

Public proof-of-concept exploits

20142995/nuclei-templates

References

wpscan.com/vulnerability/19800898-d7b6-4edd-887b-dac3c0597f14 (Third Party Advisory)

Frequently asked questions

What is CVE-2021-24142?: CVE-2021-24142 is a high-severity vulnerability in Webfactoryltd 301 Redirects, classified under SQL Injection. CVSS score: 7.2/10. Published 2021-03-18.
How severe is CVE-2021-24142?: High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2021-24142 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.