CVE-2026-34729: phpMyFAQ: Stored XSS via Regex Bypass in Filter::removeAttributes()

medium Affects phpmyfaq/phpmyfaq. Feed 2026.10.29.4, updated 2026-10-29; published 2026-04-01; advisory modified 2026-04-06.

phpMyFAQ: Stored XSS via Regex Bypass in Filter::removeAttributes()

Package: phpmyfaq/phpmyfaq Composer
Affected versions: <4.1.1
Fixed in: 4.1.1
Severity: medium CVSS 6.1
Exploitation: not on CISA KEV · EPSS 0% (15.3th percentile)
Published: 2026-04-01
Source: osv.dev

References

CWE-79

NVD record phpmyfaq/phpmyfaq 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.

# PHP projects (recommended)
composer require --dev phpwarden/phpwarden
# then
vendor/bin/phpwarden deps composer.lock

# or, without Composer
pipx install phpwarden   &&   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-2026-24421 medium phpMyFAQ: /api/setup/backup accessible to any authenticated user (authz missing) same package: phpmyfaq/phpmyfaq
CVE-2026-46364 critical phpMyFAQ has unauthenticated SQL injection via User-Agent header in BuiltinCaptcha same package: phpmyfaq/phpmyfaq
CVE-2024-28105 high phpMyFAQ's File Upload Bypass at Category Image Leads to RCE same package: phpmyfaq/phpmyfaq
CVE-2022-3608 high phpMyFAQ vulnerable to Cross-site Scripting same package: phpmyfaq/phpmyfaq
CVE-2024-27299 high phpMyFAQ SQL Injection at "Save News" same package: phpmyfaq/phpmyfaq
CVE-2024-28107 high phpMyFAQ SQL injections at insertentry & saveentry same package: phpmyfaq/phpmyfaq