CVE-2020-35946: An issue was discovered in the All in One SEO Pack plugin before 3.6.2 for WordPress. The SEO Description and Title fields are vulnerable to unsanitized input from a Contributor, leading to stored XSS

medium Affects all-in-one-seo-pack (WordPress plugin). Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

An issue was discovered in the All in One SEO Pack plugin before 3.6.2 for WordPress. The SEO Description and Title fields are vulnerable to unsanitized input from a Contributor, leading to stored XSS

Package
all-in-one-seo-pack (WordPress plugin) WordPress
Affected versions
<3.6.2
Fixed in
3.6.2
Severity
medium  CVSS 5.4
Exploitation
not on CISA KEV · EPSS 1% (57.9th percentile)
Published
2021-01-01
Source
nvd

References

CWE-79
NVD recordall-in-one-seo-pack (WordPress plugin) advisories

Am I affected?

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# 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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