CVE-2021-23983

2021-03-3113:41:49

mozilla

www.cve.org

7.4 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

39.4%

JSON

By causing a transition on a parent node by removing a CSS rule, an invalid property for a marker could have been applied, resulting in memory corruption and a potentially exploitable crash. This vulnerability affects Firefox < 87.

CNA Affected

[
  {
    "product": "Firefox",
    "vendor": "Mozilla",
    "versions": [
      {
        "lessThan": "87",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]