CVE-2022-23800: Cross-site Scripting (XSS) within joomla/filter class

medium Affects joomla/filter. Feed 2026.10.29.1, updated 2026-10-28; published 2022-03-31; advisory modified 2025-04-03.

Cross-site Scripting (XSS) within joomla/filter class

Package: joomla/filter Composer
Affected versions: <1.4.4 or >=2.0.0 and <2.0.1
Fixed in: 1.4.4, 2.0.1
Severity: medium CVSS 6.1
Exploitation: not on CISA KEV · EPSS 1% (52.0th percentile)
Published: 2022-03-31
Source: osv.dev

References

CWE-79

NVD record joomla/filter advisories

Am I affected?

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

# one-time install
pip install phpwarden

# then
phpwarden deps composer.lock

Or keep it checked automatically: GitHub Action · pre-commit hook · GitLab CI · Laravel artisan command

Install docs How findings are ranked

Related advisories

CVE-2025-54476 medium Joomla! CMS vulnerable to XSS via the input filter same package: joomla/filter
CVE-2020-11023 KEV medium Potential XSS vulnerability in jQuery same weakness: CWE-79
CVE-2019-9978 KEV medium The social-warfare plugin before 3.5.3 for WordPress has stored XSS via the wp-admin/admin same weakness: CWE-79
CVE-2020-11022 medium Potential XSS vulnerability in jQuery same weakness: CWE-79
CVE-2022-3562 medium Cross-site Scripting in librenms/librenms same weakness: CWE-79
CVE-2022-4067 medium Cross-site Scripting in librenms/librenms same weakness: CWE-79