XSS in Wordpress

CVE-2019-16223

WordPress before 5.2.3 allows XSS in post previews by authenticated users.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.052 (91.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (Third Party Advisory, x_refsource_MISC)
  • cve@mitre.org (x_refsource_MISC, Release Notes, Vendor Advisory)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
  • cve@mitre.org (mailing-list, x_refsource_BUGTRAQ, Mailing List, Third Party Advisory)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • cve@mitre.org (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
  • cve@mitre.org (Exploit, VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2019-16223?
CVE-2019-16223 is a medium-severity vulnerability in Wordpress, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2019-09-11.
How severe is CVE-2019-16223?
Medium severity. CVSS v3 base score is 5.4 out of 10.
Is CVE-2019-16223 known to be exploited?
6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.