Exploited Vulnerabilities DailyCVE-2021-38646: Microsoft Office
EPSS7.9%No. 1324 of 1739 in KEV
CVE year2021~1 yrs before listing
Same vendor in KEV389
Same product29
| Field | Value |
|---|---|
| Vendor | Microsoft |
| Product | Office |
| Name | Microsoft Office Access Connectivity Engine Remote Code Execution Vulnerability |
| Added to KEV | 2022-03-28 |
| US federal due date | 2022-04-18 |
| Ransomware use | Known |
| CWE | – |
CISA description
Microsoft Office Access Connectivity Engine contains an unspecified vulnerability which can allow for remote code execution.
Other entries for this product
| CVE | Vendor / product | Added | EPSS | Ransomware |
|---|---|---|---|---|
| CVE-2009-0238 | Microsoft Office | 2026-04-14 | 43.2% | Unknown |
| CVE-2026-21514 | Microsoft Office | 2026-02-10 | 1.6% | Unknown |
| CVE-2026-21509 | Microsoft Office | 2026-01-26 | 70.7% | Unknown |
| CVE-2009-0556 | Microsoft Office | 2026-01-07 | 67.3% | Unknown |
| CVE-2007-0671 | Microsoft Office | 2025-08-12 | 43.2% | Unknown |
| CVE-2023-23397 | Microsoft Office | 2023-03-14 | 97.1% | Unknown |
| CVE-2023-21715 | Microsoft Office | 2023-02-14 | 12.0% | Unknown |
| CVE-2013-1331 | Microsoft Office | 2022-06-08 | 79.8% | Unknown |
| CVE-2009-0563 | Microsoft Office | 2022-06-08 | 62.8% | Unknown |
| CVE-2009-0557 | Microsoft Office | 2022-06-08 | 53.0% | Unknown |
| CVE-2015-1770 | Microsoft Office | 2022-03-28 | 34.9% | Unknown |
| CVE-2017-11826 | Microsoft Office | 2022-03-03 | 81.1% | Unknown |
| CVE-2017-0261 | Microsoft Office | 2022-03-03 | 78.1% | Unknown |
| CVE-2016-7193 | Microsoft Office | 2022-03-03 | 57.5% | Unknown |
| CVE-2015-2545 | Microsoft Office | 2022-03-03 | 85.9% | Unknown |
Data from CISA's Known Exploited Vulnerabilities (KEV) catalog. EPSS is FIRST's estimated probability of exploitation activity in the next 30 days, refreshed weekly. Always follow the vendor's official guidance.
About this page
A Microsoft Office vulnerability added to CISA's Known Exploited Vulnerabilities catalog on 2022-03-28.