KEV Entry

CVE-2020-1020

Known Exploited Vulnerability Entry CISA

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Entry Details
Confirmed Exploited

CVE-2020-1020

2021-11-03 01:00 CET

Timestamps

2021-11-03

2021-11-03

Scope

Microsoft Windows Adobe Font Manager Library Remote Code Execution Vulnerability | Affected: Microsoft / Windows | Description: Microsoft Windows Adobe Font Manager Library contains an unspecified vulnerability when handling specially crafted multi-master fonts (Adobe Type 1 PostScript format) that allows for remote code execution for all systems except Windows 10. For systems running Windows 10, an attacker who successfully exploited the vulnerability could execute code in an AppContainer sandbox context with limited privileges and capabilities. | Required action: Apply updates per vendor instructions. | Due date: 2022-05-03 | Known ransomware campaign use (KEV): Unknown | Notes (KEV): https://nvd.nist.gov/vuln/detail/CVE-2020-1020

References
  • {'id': 'CVE-2020-1020', 'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2020-1020'}

5693dbe4-1f71-4560-bc92-2ff6e84ad83b

CISA
405284c2-e461-4670-8979-7fd2c9755a60

2026-10-02 08:10 CEST

2026-10-02 08:10 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
vendor_report cisa-kev successful_exploitation 0.80
View details 
{
  "cwes": [
    "CWE-787"
  ],
  "date_added": "2021-11-03",
  "due_date": "2022-05-03",
  "feed": "CISA Known Exploited Vulnerabilities Catalog",
  "knownRansomwareCampaignUse": "Unknown",
  "product": "Windows",
  "vendorProject": "Microsoft",
  "vulnerabilityName": "Microsoft Windows Adobe Font Manager Library Remote Code Execution Vulnerability"
}
 -
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