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CVE-2020-11030: In affected versions of WordPress, a special payload can be crafted that can lead to scripts getting executed within the search block of the block editor. This requires an authenticated user with the

medium Affects WordPress core. Feed 2026.10.29.4, updated 2026-10-29; published ; advisory modified .

In affected versions of WordPress, a special payload can be crafted that can lead to scripts getting executed within the search block of the block editor. This requires an authenticated user with the

Package
WordPress core WordPress
Affected versions
<5.4.1
Fixed in
5.4.1
Severity
medium  CVSS 6.4
Exploitation
not on CISA KEV · EPSS 1% (73.1th percentile)
Published
2020-04-30
Source
nvd

References

CWE-707CWE-79
NVD recordWordPress core 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.

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