Improper input validation in Joomla Joomla\!

CVE-2020-10240

An issue was discovered in Joomla! before 3.9.16. Missing length checks in the user table can lead to the creation of users with duplicate usernames and/or email addresses.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.013 (69.6th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 69.6% 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-2020-10240: held from 0.013 to 0.013.

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

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-10240?
CVE-2020-10240 is a medium-severity vulnerability in Joomla Joomla\!, classified under Improper Input Validation. CVSS score: 5.3/10. Published 2020-03-16.
How severe is CVE-2020-10240?
Medium severity. CVSS v3 base score is 5.3 out of 10.
Is CVE-2020-10240 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.