boxscore/security
PRODUCT · referenceProducts · latest edition

Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

Windows Server 2022, 23H2 Edition (Server Core Installation)

Product reference — Windows Server 2022, 23H2 Edition (Server Core Installation) by Microsoft · sector: Operating Systems & Platforms. Cumulative disclosure record for this product across the archive.

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Product totals

Disclosures & known-exploited
All-timeYTD
CVEs550280
KEV entries197
Rate & severity
KEV/100Med CVSSMed EPSSCHML
3.57.6.006884151261

KEV/100 = KEV entries ÷ CVEs × 100. Med CVSS / Med EPSS are medians over this product's disclosures. C/H/M/L = disclosures by CVSS severity band.

Monthly disclosures

Trend (by first-seen month, full archive): ▃▁▁▁▃▁▁▃▆▁▁▁▁▁▅▁▁▁▁▁▁▁▁▆▃▁█▄▁▁▁

Last 12 months (new CVEs by first-seen day)
MonthNew CVEs
2025-090
2025-100
2025-110
2025-120
2026-0177
2026-0228
2026-030
2026-04118
2026-0557
2026-060
2026-070
2026-080

Notable CVEs

Ranked by the published formula: KEV → EPSS → CVSS → CVE ID.

Notable (ranked)
CVECVSSEPSS %ileSeverityKEVFirst seen
CVE-2024-214128.199.9HIGHYES2024-02-13
CVE-2026-338249.899.5CRITICALYES2026-04-14
CVE-2024-300887.099.3HIGHYES2024-10-15
CVE-2024-435727.899.2HIGHYES2024-10-08
CVE-2024-213387.899.1HIGHYES2024-03-04
CVE-2024-434618.898.9HIGHYES2024-09-16
CVE-2024-435736.598.6MEDIUMYES2024-10-08
CVE-2025-266337.098.1HIGHYES2025-03-11
CVE-2026-215108.897.8HIGHYES2026-02-10
CVE-2024-352507.897.8HIGHYES2024-12-16
CVE-2026-215138.896.5HIGHYES2026-02-10
CVE-2024-490398.896.3HIGHYES2024-11-12
CVE-2025-298247.896.2HIGHYES2025-04-08
CVE-2024-382175.495.2MEDIUMYES2024-09-10
CVE-2024-380147.893.0HIGHYES2024-09-10

Recent CVEs

Most recently seen
CVECVSSEPSS %ileSeverityKEVFirst seen
CVE-2026-428257.013.6HIGH—2026-05-12
CVE-2026-410976.770.7MEDIUM—2026-05-12
CVE-2026-410969.878.4CRITICAL—2026-05-12
CVE-2026-410957.826.2HIGH—2026-05-12
CVE-2026-410899.899.6CRITICAL—2026-05-12
CVE-2026-410887.824.8HIGH—2026-05-12
CVE-2026-404158.153.4HIGH—2026-05-12
CVE-2026-404147.442.5HIGH—2026-05-12
CVE-2026-404137.433.5HIGH—2026-05-12
CVE-2026-404107.015.8HIGH—2026-05-12
CVE-2026-404087.822.4HIGH—2026-05-12
CVE-2026-404077.823.1HIGH—2026-05-12
CVE-2026-404067.557.8HIGH—2026-05-12
CVE-2026-404038.835.8HIGH—2026-05-12
CVE-2026-404017.126.1HIGH—2026-05-12

KEV entries

CISA Known Exploited Vulnerabilities (newest addition first)
CVEKEV addedCVSSEPSS %ileSeverity
CVE-2026-338242026-08-189.899.5CRITICAL
CVE-2026-215332026-02-107.889.3HIGH
CVE-2026-215252026-02-106.291.5MEDIUM
CVE-2026-215192026-02-107.882.9HIGH
CVE-2026-215132026-02-108.896.5HIGH
CVE-2026-215102026-02-108.897.8HIGH
CVE-2026-208052026-01-135.591.7MEDIUM
CVE-2025-298242025-04-087.896.2HIGH
CVE-2025-266332025-03-117.098.1HIGH
CVE-2024-352502024-12-167.897.8HIGH
CVE-2024-490392024-11-128.896.3HIGH
CVE-2024-300882024-10-157.099.3HIGH
CVE-2024-435722024-10-087.899.2HIGH
CVE-2024-435732024-10-086.598.6MEDIUM
CVE-2024-434612024-09-168.898.9HIGH
CVE-2024-382172024-09-105.495.2MEDIUM
CVE-2024-380142024-09-107.893.0HIGH
CVE-2024-213382024-03-047.899.1HIGH
CVE-2024-214122024-02-138.199.9HIGH

Related

Vendor: Microsoft — all products and the full vendor record.

Methodology

A product is a (vendor, product) pair as named in the affected-product data. Rate statistics are arithmetic over published figures. Counts key to first-seen day. Raw counts are not comparable across products; this is a reference page assembled from the public record, not a ranking by our judgment.

Sources. CVE Program (cvelistV5), NVD (NIST), CISA KEV, FIRST EPSS.