KEV Entry

CVE-2021-26411

Known Exploited Vulnerability Entry External Catalog

Entry Details
Confirmed Exploited

CVE-2021-26411

2021-11-03 00:00 UTC


Timestamps

2021-11-03

2021-11-03


Scope

KEVIntel entry: Internet Explorer Memory Corruption Vulnerability | Affected: Microsoft / Internet Explorer 9, Internet Explorer 11, Microsoft Edge (EdgeHTML-based) | CVSS: 8.8 (HIGH) | Used in malware: yes | Not yet in CISA KEV: False


References
  • {'id': 'CVE-2021-26411', 'url': 'https://www.cve.org/CVERecord?id=CVE-2021-26411'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2021-26411'}

333a11c1-209f-4289-a818-a3e66892e8b3

caeb2787-0d58-4236-9039-7c86c3e566f3

2026-06-23 11:13 UTC

2026-06-23 11:13 UTC

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report kevintel confirmed_compromise 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": "Internet Explorer 9, Internet Explorer 11, Microsoft Edge (EdgeHTML-based)",
  "title": "Internet Explorer Memory Corruption Vulnerability",
  "used_in_malware": "yes",
  "vendor": "Microsoft"
}
-