CVE-2018-5158

2018-06-1121:00:00

mozilla

www.cve.org

6.3 Medium

AI Score

Confidence

Low

0.019 Low

EPSS

Percentile

88.8%

JSON

The PDF viewer does not sufficiently sanitize PostScript calculator functions, allowing malicious JavaScript to be injected through a crafted PDF file. This JavaScript can then be run with the permissions of the PDF viewer by its worker. This vulnerability affects Firefox ESR < 52.8 and Firefox < 60.

CNA Affected

[
  {
    "product": "Firefox ESR",
    "vendor": "Mozilla",
    "versions": [
      {
        "lessThan": "52.8",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "lessThan": "60",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]