Improper input validation in Joomla Joomla\!

CVE-2018-11321

An issue was discovered in com_fields in Joomla! Core before 3.8.8. Inadequate filtering allows users authorised to create custom fields to manipulate the filtering options and inject an unvalidated option.

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

EPSS: 0.020 (78.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (x_refsource_MISC, Vendor Advisory)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
  • cve@mitre.org (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_SECTRACK)

Frequently asked questions

What is CVE-2018-11321?
CVE-2018-11321 is a medium-severity vulnerability in Joomla Joomla\!, classified under Improper Input Validation. CVSS score: 6.5/10. Published 2018-05-22.
How severe is CVE-2018-11321?
Medium severity. CVSS v3 base score is 6.5 out of 10.
Is CVE-2018-11321 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.