KEV Entry

CVE-2019-17026

Known Exploited Vulnerability Entry External Catalog

Entry Details
Confirmed Exploited

CVE-2019-17026

2021-11-03 00:00 UTC


Timestamps

2021-11-03

2021-11-03


Scope

KEVIntel entry: Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are aware of targeted attacks... | Affected: Mozilla / Firefox ESR, Thunderbird, Firefox | CVSS: 8.8 (HIGH) | Used in malware: unknown | Not yet in CISA KEV: False


References
  • {'id': 'CVE-2019-17026', 'url': 'https://www.cve.org/CVERecord?id=CVE-2019-17026'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2019-17026'}

2be45ecb-59e2-409f-8a2d-eece384d7f1e

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-23 14:04 UTC

2026-06-23 14:04 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel successful_exploitation 0.70
View details
{
  "added_date": "2021-11-03T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cvss_score": 8.8,
  "cvss_severity": "HIGH",
  "epss_percentile": null,
  "epss_score": null,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": false,
  "product": "Firefox ESR, Thunderbird, Firefox",
  "title": "Incorrect alias information in IonMonkey JIT compiler for setting array elements could lead to a type confusion. We are aware of targeted attacks...",
  "used_in_malware": "unknown",
  "vendor": "Mozilla"
}
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