CVE-2019-18887

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CVSS 3.1

8.1 high

EPSS

1%p70

Published

Nov 21, 2019 (Nov 21, 2019)

Modified

Jun 17, 2026

Description

An issue was discovered in Symfony 2.8.0 through 2.8.50, 3.4.0 through 3.4.34, 4.2.0 through 4.2.11, and 4.3.0 through 4.3.7. The UriSigner was subject to timing attacks. This is related to symfony/http-kernel.

Vendors: sensiolabs fedoraproject
Products: symfony, fedora
Weakness: CWE-203
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (1.3%)

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