CVE-2018-12399

2019-02-2818:00:00

mozilla

www.cve.org

5.7 Medium

AI Score

Confidence

Low

0.006 Low

EPSS

Percentile

78.2%

JSON

When a new protocol handler is registered, the API accepts a title argument which can be used to mislead users about which domain is registering the new protocol. This may result in the user approving a protocol handler that they otherwise would not have. This vulnerability affects Firefox < 63.

CNA Affected

[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "lessThan": "63",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]