phpwarden
FeaturesComparePricingAdvisoriesBlogDocsChangelogLog in
Log inStart free

CVE-2021-24481: The Any Hostname WordPress plugin through 1.0.6 does not sanitise or escape its "Allowed hosts" setting, leading to an authenticated stored XSS issue as high privilege users are able to set XSS payloa

medium Affects any-hostname (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

The Any Hostname WordPress plugin through 1.0.6 does not sanitise or escape its "Allowed hosts" setting, leading to an authenticated stored XSS issue as high privilege users are able to set XSS payloa

Package
any-hostname (WordPress plugin) WordPress
Affected versions
<=1.0.6
Fixed in
no fix recorded
Severity
medium  CVSS 4.8
Exploitation
not on CISA KEV · EPSS 1% (49.2th percentile)
Published
2021-08-02
Source
nvd

References

CWE-79
NVD recordany-hostname (WordPress plugin) advisories

Am I affected?

Find out in one command. phpwarden checks your WordPress install against this advisory and 20,000+ others, ranked by real-world exploitation (CISA KEV + EPSS). Free, offline, open data.

# PHP projects (recommended)
composer require --dev phpwarden/phpwarden
# then
vendor/bin/phpwarden wordpress /var/www/html

# or, without Composer
pipx install phpwarden   &&   phpwarden wordpress /var/www/html

Or keep it checked automatically with the GitHub Action or a nightly cron; see WordPress docs.

Install docs   How findings are ranked

Related advisories