Vulnerability in Go Cors Project

CVE-2018-20744

The Olivier Poitrey Go CORS handler through 1.3.0 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.

EPSS: 0.007 (50.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2018-20744?
CVE-2018-20744 is a medium-severity vulnerability in Go Cors Project, classified under Origin Validation Error. CVSS score: 5.9/10. Published 2019-01-28.
How severe is CVE-2018-20744?
Medium severity. CVSS v3 base score is 5.9 out of 10.