SQL Injection in Mainwp Child

CVE-2021-24877

The MainWP Child WordPress plugin before 4.1.8 does not validate the orderby and order parameter before using them in a SQL statement, leading to an SQL injection exploitable by high privilege users such as admin when the Backup and Staging by WP Time Capsule plugin is installed

Vulnerability class: SQL Injection

Published · last modified .

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: 0.013 (68.9th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 68.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-24877: held from 0.012 to 0.013.

EPSS over last 30 days · oldest: 0.012 · newest: 0.013 · change: +0.000

Affected products

  • Mainwp Child
  • Mainwp Child - Securely Connects Sites To The WordPress Manager Dashboard — versions 4.1.8

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-24877?
CVE-2021-24877 is a high-severity vulnerability in Mainwp Child, classified under SQL Injection. CVSS score: 7.2/10. Published 2021-11-23.
How severe is CVE-2021-24877?
High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2021-24877 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.