boxscore/security
PRODUCT · referenceProducts · latest edition

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

Microsoft 365 Apps For Enterprise

Product reference — Microsoft 365 Apps For Enterprise 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
CVEs593512
KEV entries102
Rate & severity
KEV/100Med CVSSMed EPSSCHML
1.77.8.0057134191538

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
2025-110
2025-120
2026-0111
2026-026
2026-030
2026-0412
2026-0516
2026-0627
2026-0777
2026-0891
2026-09108
2026-10164

Notable CVEs

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

Notable (ranked)
CVECVSSEPSS %ileSeverityKEVFirst seen
CVE-2023-233979.899.9CRITICALYES2023-03-14
CVE-2024-214139.899.9CRITICALYES2025-02-06
CVE-2026-215097.899.4HIGHYES2026-01-26
CVE-2021-422927.898.7HIGHYES2021-11-17
CVE-2023-367616.597.4MEDIUMYES2023-09-12
CVE-2023-353118.896.8HIGHYES2023-07-11
CVE-2023-217157.396.1HIGHYES2023-02-14
CVE-2024-381898.894.8HIGHYES2024-08-13
CVE-2021-386467.894.7HIGHYES2022-03-28
CVE-2026-215147.875.2HIGHYES2026-02-10
CVE-2023-217169.899.7CRITICAL—2023-02-14
CVE-2021-345017.898.9HIGH—2021-07-14
CVE-2021-344787.898.9HIGH—2021-08-12
CVE-2023-356366.597.1MEDIUM—2023-12-12
CVE-2024-213788.895.9HIGH—2024-02-13

Recent CVEs

Most recently seen
CVECVSSEPSS %ileSeverityKEVFirst seen
CVE-2026-1084518.836.9HIGH—2026-10-15
CVE-2026-1084508.836.9HIGH—2026-10-15
CVE-2026-1084498.836.9HIGH—2026-10-15
CVE-2026-1084487.526.8HIGH—2026-10-15
CVE-2026-1084478.836.9HIGH—2026-10-15
CVE-2026-1084468.836.9HIGH—2026-10-15
CVE-2026-1084458.836.9HIGH—2026-10-15
CVE-2026-1084448.836.9HIGH—2026-10-15
CVE-2026-1084438.836.9HIGH—2026-10-15
CVE-2026-1084428.836.9HIGH—2026-10-15
CVE-2026-1084418.836.9HIGH—2026-10-15
CVE-2026-1084408.836.9HIGH—2026-10-15
CVE-2026-1084398.836.9HIGH—2026-10-15
CVE-2026-1084378.836.9HIGH—2026-10-15
CVE-2026-1084318.837.7HIGH—2026-10-15

KEV entries

CISA Known Exploited Vulnerabilities (newest addition first)
CVEKEV addedCVSSEPSS %ileSeverity
CVE-2026-215142026-02-107.875.2HIGH
CVE-2026-215092026-01-267.899.4HIGH
CVE-2024-214132025-02-069.899.9CRITICAL
CVE-2024-381892024-08-138.894.8HIGH
CVE-2023-367612023-09-126.597.4MEDIUM
CVE-2023-353112023-07-118.896.8HIGH
CVE-2023-233972023-03-149.899.9CRITICAL
CVE-2023-217152023-02-147.396.1HIGH
CVE-2021-386462022-03-287.894.7HIGH
CVE-2021-422922021-11-177.898.7HIGH

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.