CVE-2020-10806: eZ Publish Kernel and Legacy Unrestricted Upload of File with Dangerous Type

critical Affects ezsystems/ezpublish-kernel, ezsystems/ezpublish-legacy. Feed 2026.10.29.4, updated 2026-10-29; published ; advisory modified .

eZ Publish Kernel and Legacy Unrestricted Upload of File with Dangerous Type

Package
ezsystems/ezpublish-kernel Composer
Affected versions
<5.4.14.1 or >=6.0 and <6.13.6.2 or >=7.0 and <7.5.6.2
Fixed in
5.4.14.1, 6.13.6.2, 7.5.6.2
Severity
critical  CVSS 9.8
Exploitation
not on CISA KEV · EPSS 2% (83.4th percentile)
Published
2022-05-24
Source
osv.dev

References

eZ Publish Kernel and Legacy Unrestricted Upload of File with Dangerous Type

Package
ezsystems/ezpublish-legacy Composer
Affected versions
<5.4.14.1 or >=2017 and <2017.12.7.2 or >=2019 and <2019.03.4.2
Fixed in
5.4.14.1, 2017.12.7.2, 2019.03.4.2
Severity
critical  CVSS 9.8
Exploitation
not on CISA KEV · EPSS 2% (83.4th percentile)
Published
2022-05-24
Source
osv.dev

References

NVD recordezsystems/ezpublish-kernel advisoriesezsystems/ezpublish-legacy 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