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Fencer Vulns
medium 6.1

CVE-2019-16221 json

WordPress before 5.2.3 allows reflected XSS in the dashboard.

published 2019-09-11 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-7033

cvss
6.1
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.8%
EPSS 1.8% chance of exploitation in 30 days, percentile 78%
public exploits
0
none known

Summary

WordPress before 5.2.3 allows reflected XSS in the dashboard.

Patch / fix

  • wordpress wordpress 5.2.3
  • wordpress Debian 14, Debian 13, Debian 12 5.2.3+dfsg1-1

debian advisories DEBIAN-CVE-2019-16221

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-16221 updated cvss 6.1

wordpress: reflected XSS in the dashboard

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.77% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:P/A:N

Classification

Weakness
  • CWE-79 Improper Neutralization of Input During Web Page Generation
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.