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CVE-2019-10913: Invalid HTTP method overrides allow possible XSS or other attacks in Symfony

critical Affects symfony/http-foundation, symfony/symfony. Feed 2026.10.29.1, updated 2026-10-28; published ; advisory modified .

Invalid HTTP method overrides allow possible XSS or other attacks in Symfony

Package
symfony/http-foundation Composer
Affected versions
>=2.7.0 and <2.7.51 or >=2.8.0 and <2.8.50 or >=3.0.0 and <3.4.26 or >=4.0.0 and <4.1.12 or >=4.2.0 and <4.2.7 or >=3.0.0 and <3.1.0 or >=3.1.0 and <3.2.0 or >=3.2.0 and <3.3.0 or >=3.3.0 and <3.4.0 or >=3.4.0 and <3.4.26 or >=4.0.0 and <4.1.0 or >=4.1.0 and <4.1.12
Fixed in
2.7.51, 2.8.50, 3.4.26, 4.1.12, 4.2.7
Severity
critical  CVSS 9.8
Exploitation
not on CISA KEV · EPSS 2% (79.3th percentile)
Published
2019-12-02
Source
osv.dev

References

Invalid HTTP method overrides allow possible XSS or other attacks in Symfony

Package
symfony/symfony Composer
Affected versions
>=2.7.0 and <2.7.51 or >=2.8.0 and <2.8.50 or >=3.0.0 and <3.4.26 or >=4.0.0 and <4.1.12 or >=4.2.0 and <4.2.7 or >=3.0.0 and <3.1.0 or >=3.1.0 and <3.2.0 or >=3.2.0 and <3.3.0 or >=3.3.0 and <3.4.0 or >=3.4.0 and <3.4.26 or >=4.0.0 and <4.1.0 or >=4.1.0 and <4.1.12
Fixed in
2.7.51, 2.8.50, 3.4.26, 4.1.12, 4.2.7
Severity
critical  CVSS 9.8
Exploitation
not on CISA KEV · EPSS 2% (79.3th percentile)
Published
2019-12-02
Source
osv.dev

References

CWE-79CWE-89
NVD recordsymfony/http-foundation advisoriessymfony/symfony advisories

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