SEPTEMBER 21, 2026
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Case File

CVE-2016-2403

CRITICAL · CVSS 9.8 EPSS 2.93%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2017-02-07 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It may be remotely exploitable.

CVE
CVE-2016-2403
Severity
CRITICAL
CVSS
9.8
EPSS
2.93%

Original NVD Description

Symfony before 2.8.6 and 3.x before 3.0.6 allows remote attackers to bypass authentication by logging in with an empty password and valid username, which triggers an unauthenticated bind.