Arbitrary Origin Header Reflection Vulnerability in Yii 2.x through 2.0.15.1

CVE-2018-20745 · MEDIUM Severity

AV:N/AC:M/AU:N/C:N/I:P/A:N

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.

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