boxscore/security
PRODUCT · referenceProducts · latest edition

Reference page — cumulative record through Wednesday, October 7, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.

Microsoft Excel 2016

Product reference — Microsoft Excel 2016 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
CVEs127108
KEV entries10
Rate & severity
KEV/100Med CVSSMed EPSSCHML
0.87.8.0047197281

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
2026-013
2026-023
2026-030
2026-045
2026-053
2026-067
2026-0731
2026-0826
2026-0930
2026-100

Notable CVEs

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

Notable (ranked)
CVECVSSEPSS %ileSeverityKEVFirst seen
CVE-2021-422927.898.7HIGHYES2021-11-17
CVE-2021-345017.898.9HIGH—2021-07-14
CVE-2024-435047.893.6HIGH—2024-10-08
CVE-2021-386557.893.4HIGH—2021-09-15
CVE-2021-270537.891.4HIGH—2021-03-11
CVE-2020-09019.891.1CRITICAL—2020-05-21
CVE-2021-270547.890.9HIGH—2021-03-11
CVE-2021-270577.890.9HIGH—2021-03-11
CVE-2025-277517.884.1HIGH—2025-04-08
CVE-2022-411068.883.7HIGH—2022-11-09
CVE-2021-345187.883.2HIGH—2021-07-14
CVE-2021-404427.882.5HIGH—2021-11-10
CVE-2024-206737.866.9HIGH—2024-02-13
CVE-2023-368967.861.1HIGH—2023-08-08
CVE-2026-550546.559.0MEDIUM—2026-07-14

Recent CVEs

Most recently seen
CVECVSSEPSS %ileSeverityKEVFirst seen
CVE-2026-785188.857.1HIGH—2026-09-08
CVE-2026-858755.543.6MEDIUM—2026-09-08
CVE-2026-819567.838.3HIGH—2026-09-08
CVE-2026-819597.838.3HIGH—2026-09-08
CVE-2026-819607.838.3HIGH—2026-09-08
CVE-2026-819577.838.3HIGH—2026-09-08
CVE-2026-819585.543.6MEDIUM—2026-09-08
CVE-2026-819547.838.3HIGH—2026-09-08
CVE-2026-819537.838.3HIGH—2026-09-08
CVE-2026-819487.838.3HIGH—2026-09-08
CVE-2026-819507.838.3HIGH—2026-09-08
CVE-2026-819517.838.3HIGH—2026-09-08
CVE-2026-813955.543.6MEDIUM—2026-09-08
CVE-2026-819477.838.3HIGH—2026-09-08
CVE-2026-819497.838.3HIGH—2026-09-08

KEV entries

CISA Known Exploited Vulnerabilities (newest addition first)
CVEKEV addedCVSSEPSS %ileSeverity
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.