What’s Vulnerable › Vulnerabilities

CVE-2019-10913

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-05-16 · updated 2026-06-17
• Weakness: CWE-79

Description

In Symfony before 2.7.51, 2.8.x before 2.8.50, 3.x before 3.4.26, 4.x before 4.1.12, and 4.2.x before 4.2.7, HTTP Methods provided as verbs or using the override header may be treated as trusted input, but they are not validated, possibly causing SQL injection or XSS. This is related to symfony/http-foundation.

Affected products

• symfony: from 2.7.0 before 2.7.51; from 2.8.0 before 2.8.50; from 3.4.0 before 3.4.26; from 4.1.0 before 4.1.12; from 4.2.0 before 4.2.7 — fixed in 2.7.51, 2.8.50, 3.4.26, 4.1.12, 4.2.7

How to fix

Upgrade to a fixed version: symfony 2.7.51, 2.8.50, 3.4.26, 4.1.12. Check the vendor advisory for mitigations.

References

• https://github.com/symfony/symfony/commit/944e60f083c3bffbc6a0b5112db127a10a66a8ec
• https://symfony.com/blog/cve-2019-10913-reject-invalid-http-method-overrides
• https://github.com/symfony/symfony/commit/944e60f083c3bffbc6a0b5112db127a10a66a8ec
• https://symfony.com/blog/cve-2019-10913-reject-invalid-http-method-overrides

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