Microsoft Active Directory known exploited vulnerabilities
We track 3 CVEs in Microsoft Active Directory. All of them are on CISA's Known Exploited Vulnerabilities catalog, meaning CISA has evidence of exploitation in the wild (listed 2022–2022). CISA flags 2 of them as used in ransomware campaigns. The most recent is CVE-2022-26923, added to KEV on .
- CVEs tracked
- 3
- On CISA KEV
- 3
- Ransomware use
- 2
- Rated critical
- 0
Every Microsoft Active Directory CVE we track
| CVE / Vulnerability | Severity | CVSS | EPSS | Added to KEV | Patch by |
|---|---|---|---|---|---|
| CVE-2022-26923 Microsoft Active Directory Domain Services Privilege Escalation Vulnerability | [ HIGH ] | 8.8 | 83.5% | ||
| CVE-2021-42287 Microsoft Active Directory Domain Services Privilege Escalation Vulnerabilityransomware use | [ HIGH ] | 7.5 | 77.2% | ||
| CVE-2021-42278 Microsoft Active Directory Domain Services Privilege Escalation Vulnerabilityransomware use | [ HIGH ] | 7.5 | 73.3% |
Sorted by date added to KEV. Severity and CVSS as stated by NVD or the vendor; EPSS from FIRST.org. "Patch by" is CISA's BOD 22-01 deadline for US federal agencies, a useful priority signal for everyone else. Machine-readable: /api/v1/vendors/microsoft.json.
Other Microsoft products
Every row links to its CVE record with the CISA required action, catalog coverage and primary sources. We describe impact and remediation only; no exploit code. See the full KEV tracker or compare KEV catalogs.