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CVE-2018-11408: Symfony Open Redirect

medium Affects symfony/security-bundle, symfony/symfony. Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

Symfony Open Redirect

Package
symfony/security-bundle Composer
Affected versions
>=2.7.0 and <2.7.48 or >=2.8.0 and <2.8.41 or >=3.3.0 and <3.3.17 or >=3.4.0 and <3.4.11 or >=4.0.0 and <4.0.11 or >=2.7.38 and <2.7.48 or >=3.0.0 and <3.1.0 or >=3.1.0 and <3.2.0 or >=3.2.0 and <3.3.0
Fixed in
2.7.48, 2.8.41, 3.3.17, 3.4.11, 4.0.11
Severity
medium  CVSS 6.1
Exploitation
not on CISA KEV · EPSS 1% (66.1th percentile)
Published
2022-05-14
Source
osv.dev

References

Symfony Open Redirect

Package
symfony/symfony Composer
Affected versions
>=2.7.0 and <2.7.48 or >=2.8.0 and <2.8.41 or >=3.3.0 and <3.3.17 or >=3.4.0 and <3.4.11 or >=4.0.0 and <4.0.11 or >=2.7.38 and <2.7.48 or >=3.0.0 and <3.1.0 or >=3.1.0 and <3.2.0 or >=3.2.0 and <3.3.0
Fixed in
2.7.48, 2.8.41, 3.3.17, 3.4.11, 4.0.11
Severity
medium  CVSS 6.1
Exploitation
not on CISA KEV · EPSS 1% (66.1th percentile)
Published
2022-05-14
Source
osv.dev

References

CWE-601
NVD recordsymfony/security-bundle advisoriessymfony/symfony advisories

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

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