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 Office 2016
Product reference — Microsoft Office 2016 by Microsoft · sector: Operating Systems & Platforms. Cumulative disclosure record for this product across the archive.
Follow Microsoft Office 2016 — Atom feed
Product totals
| All-time | YTD | |
|---|---|---|
| CVEs | 140 | 112 |
| KEV entries | 5 | 1 |
| KEV/100 | Med CVSS | Med EPSS | C | H | M | L |
|---|---|---|---|---|---|---|
| 3.6 | 7.8 | .0054 | 1 | 92 | 42 | 5 |
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): ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▂▁▁▁▁▁▁▁▁▂▁▁▁▁▂▅▃█▁
| Month | New CVEs |
|---|---|
| 2025-11 | 0 |
| 2025-12 | 0 |
| 2026-01 | 4 |
| 2026-02 | 0 |
| 2026-03 | 0 |
| 2026-04 | 1 |
| 2026-05 | 3 |
| 2026-06 | 10 |
| 2026-07 | 27 |
| 2026-08 | 13 |
| 2026-09 | 54 |
| 2026-10 | 0 |
Notable CVEs
Ranked by the published formula: KEV → EPSS → CVSS → CVE ID.
| CVE | CVSS | EPSS %ile | Severity | KEV | First seen |
|---|---|---|---|---|---|
| CVE-2024-21413 | 9.8 | 99.9 | CRITICAL | YES | 2025-02-06 |
| CVE-2026-21509 | 7.8 | 99.4 | HIGH | YES | 2026-01-26 |
| CVE-2021-42292 | 7.8 | 98.7 | HIGH | YES | 2021-11-17 |
| CVE-2021-38646 | 7.8 | 94.7 | HIGH | YES | 2022-03-28 |
| CVE-2021-27059 | 7.6 | 93.3 | HIGH | YES | 2021-11-03 |
| CVE-2023-35636 | 6.5 | 97.1 | MEDIUM | — | 2023-12-12 |
| CVE-2021-38658 | 7.8 | 93.6 | HIGH | — | 2021-09-15 |
| CVE-2021-41368 | 6.1 | 92.1 | MEDIUM | — | 2021-11-10 |
| CVE-2021-27054 | 7.8 | 91.0 | HIGH | — | 2021-03-11 |
| CVE-2021-27057 | 7.8 | 91.0 | HIGH | — | 2021-03-11 |
| CVE-2021-34469 | 8.2 | 89.6 | HIGH | — | 2021-07-14 |
| CVE-2021-24108 | 7.8 | 85.7 | HIGH | — | 2021-03-11 |
| CVE-2024-43609 | 6.5 | 81.6 | MEDIUM | — | 2024-10-08 |
| CVE-2024-30101 | 7.5 | 77.5 | HIGH | — | 2024-06-11 |
| CVE-2021-38650 | 7.6 | 75.7 | HIGH | — | 2021-09-15 |
Recent CVEs
| CVE | CVSS | EPSS %ile | Severity | KEV | First seen |
|---|---|---|---|---|---|
| CVE-2026-78518 | 8.8 | 57.7 | HIGH | — | 2026-09-08 |
| CVE-2026-78515 | 6.5 | 59.6 | MEDIUM | — | 2026-09-08 |
| CVE-2026-78510 | 8.4 | 26.1 | HIGH | — | 2026-09-08 |
| CVE-2026-78505 | 8.8 | 56.4 | HIGH | — | 2026-09-08 |
| CVE-2026-69778 | 8.8 | 56.4 | HIGH | — | 2026-09-08 |
| CVE-2026-69764 | 8.8 | 56.4 | HIGH | — | 2026-09-08 |
| CVE-2026-69739 | 7.5 | 59.6 | HIGH | — | 2026-09-08 |
| CVE-2026-69734 | 6.5 | 59.6 | MEDIUM | — | 2026-09-08 |
| CVE-2026-69529 | 8.8 | 56.4 | HIGH | — | 2026-09-08 |
| CVE-2026-69285 | 8.8 | 56.4 | HIGH | — | 2026-09-08 |
| CVE-2026-64918 | 6.5 | 58.2 | MEDIUM | — | 2026-09-08 |
| CVE-2026-85875 | 5.5 | 44.3 | MEDIUM | — | 2026-09-08 |
| CVE-2026-81960 | 7.8 | 39.0 | HIGH | — | 2026-09-08 |
| CVE-2026-81959 | 7.8 | 39.0 | HIGH | — | 2026-09-08 |
| CVE-2026-81958 | 5.5 | 44.3 | MEDIUM | — | 2026-09-08 |
KEV entries
| CVE | KEV added | CVSS | EPSS %ile | Severity |
|---|---|---|---|---|
| CVE-2026-21509 | 2026-01-26 | 7.8 | 99.4 | HIGH |
| CVE-2024-21413 | 2025-02-06 | 9.8 | 99.9 | CRITICAL |
| CVE-2021-38646 | 2022-03-28 | 7.8 | 94.7 | HIGH |
| CVE-2021-42292 | 2021-11-17 | 7.8 | 98.7 | HIGH |
| CVE-2021-27059 | 2021-11-03 | 7.6 | 93.3 | HIGH |
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.
