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CVE-2018-5667: An issue was discovered in the read-and-understood plugin 2.1 for WordPress. XSS exists via the wp-admin/options-general.php rnu_username_validation_pattern parameter.

medium Affects read-and-understood (WordPress plugin). Feed 2026.10.29.4, updated 2026-10-29; published ; advisory modified .

An issue was discovered in the read-and-understood plugin 2.1 for WordPress. XSS exists via the wp-admin/options-general.php rnu_username_validation_pattern parameter.

Package
read-and-understood (WordPress plugin) WordPress
Affected versions
=2.1
Fixed in
no fix recorded
Severity
medium  CVSS 4.8
Exploitation
not on CISA KEV · EPSS 1% (51.2th percentile)
Published
2018-01-13
Source
nvd

References

CWE-79
NVD recordread-and-understood (WordPress plugin) advisories

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# then
vendor/bin/phpwarden wordpress /var/www/html

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