2018-12-11-3: Cross-Site Scripting in Frontend User Login

unknown Affects typo3/cms, typo3/cms-core. Feed 2026.10.29.3, updated 2026-10-29.

Cross-Site Scripting in Frontend User Login

Package
typo3/cms Composer
Affected versions
>=7.0.0 and <7.6.32 or >=8.0.0 and <8.7.21 or >=9.0.0 and <9.5.2
Fixed in
7.6.32, 8.7.21, 9.5.2
Severity
unknown
Exploitation
not on CISA KEV
Source
friendsofphp

References

Cross-Site Scripting in Frontend User Login

Package
typo3/cms-core Composer
Affected versions
>=8.0.0 and <8.7.21 or >=9.0.0 and <9.5.2
Fixed in
8.7.21, 9.5.2
Severity
unknown
Exploitation
not on CISA KEV
Source
friendsofphp

References

NVD recordtypo3/cms advisoriestypo3/cms-core advisories

Am I affected?

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

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pipx install phpwarden   &&   phpwarden deps composer.lock

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