KEV Entry

CVE-2021-28550

Known Exploited Vulnerability Entry External Catalog

Entry Details
Confirmed Exploited

CVE-2021-28550

2021-11-03 00:00 UTC


Timestamps

2021-11-03

2021-11-03


Scope

KEVIntel entry: Adobe Acrobat Reader use after free vulnerability could lead to arbitrary code execution | Affected: Adobe / Acrobat Reader | CVSS: 9.6 (CRITICAL) | Used in malware: unknown | Not yet in CISA KEV: False


References
  • {'id': 'CVE-2021-28550', 'url': 'https://www.cve.org/CVERecord?id=CVE-2021-28550'}
  • {'id': 'kevintel', 'url': 'https://kevintel.com/vuln/CVE-2021-28550'}

02e7a47c-ada4-4fa9-a814-cfe61e0f00ec

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": 9.6,
  "cvss_severity": "CRITICAL",
  "epss_percentile": null,
  "epss_score": null,
  "feed": "KEVIntel (kevintel.com)",
  "not_yet_in_cisa_kev": false,
  "product": "Acrobat Reader",
  "title": "Adobe Acrobat Reader use after free vulnerability could lead to arbitrary code execution",
  "used_in_malware": "unknown",
  "vendor": "Adobe"
}
-