Vulnerability Report

CVE-2012-6431

Title: Sensiolabs Symfony

Other

Proof Of Concept

No public PoC currently indexed for CVE-2012-6431.

CWE Category CWE-264

Published Date Dec 27, 2012

Modified Date Jun 16, 2026

Exploit Status Not Found

Score 6.4 CVSS v2.0

Exploit Probability (EPSS)

1.88%

Vulnerability Summary

CVE-2012-6431: Symfony 2.0.x before 2.0.20 does not process URL encoded data consistently within the Routing and Security components, which allows remote attackers to bypass intended URI restrictions via a doubly encoded string.

Impacted Vendors

sensiolabs 1

auth0 1

Reference Links

http://symfony.com/blog/security-release-symfony-2-0-20-and-2-1-5-released http://symfony.com/blog/security-release-symfony-2-0-20-and-2-1-5-released

CVSS v2.0

Source Entity [email protected]

Severity MEDIUM

6.4

Access Vector

N/A

Authentication

N/A

RAW VECTOR AV:N/AC:L/Au:N/C:P/I:P/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2012-6431 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

June 16, 2026 MODIFIED

Vulnerability data updated via NVD.

April 29, 2026 MODIFIED

Vulnerability data updated via NVD.

April 11, 2025 MODIFIED

Vulnerability data or affected products updated.

December 27, 2012 PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector N/A

Complexity N/A

Privileges N/A

Interaction NONE

CVSS Vector String


                                    AV:N/AC:L/Au:N/C:P/I:P/A:N

Affected Stack

No specific products linked.