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Case File

CVE-2018-20745

MEDIUM · CVSS 5.9 EPSS 0.54% Public Exploit

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2019-01-28 · Last synced 2026-08-04

Field Assessment

AI analysis pending.

Exhibit — Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links
github.com ↗

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2018-20745
Severity
MEDIUM
CVSS
5.9
EPSS
0.54%

Original Filing — NVD Description

Yii 2.x through 2.0.15.1 actively converts a wildcard CORS policy into reflecting an arbitrary Origin header value, which is incompatible with the CORS security design, and could lead to CORS misconfiguration security problems.