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.
Product reference — Win32k by Microsoft · sector: Operating Systems & Platforms. Cumulative disclosure record for this product across the archive.
| All-time | YTD | |
|---|---|---|
| CVEs | 17 | 0 |
| KEV entries | 17 | 0 |
| KEV/100 | Med CVSS | Med EPSS | C | H | M | L |
|---|---|---|---|---|---|---|
| 100.0 | — | .1003 | 0 | 0 | 0 | 0 |
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.
Trend (by first-seen month, full archive): █▁▁▂▃▃▄▁▁▁▁▁▁▁▁▁▁▁▂▂▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁
| Month | New CVEs |
|---|---|
| 2025-09 | 0 |
| 2025-10 | 0 |
| 2025-11 | 0 |
| 2025-12 | 0 |
| 2026-01 | 0 |
| 2026-02 | 0 |
| 2026-03 | 0 |
| 2026-04 | 0 |
| 2026-05 | 0 |
| 2026-06 | 0 |
| 2026-07 | 0 |
| 2026-08 | 0 |
Ranked by the published formula: KEV → EPSS → CVSS → CVE ID.
| CVE | CVSS | EPSS %ile | Severity | KEV | First seen |
|---|---|---|---|---|---|
| CVE-2014-4113 | — | 99.7 | — | YES | 2022-05-04 |
| CVE-2016-7255 | — | 99.6 | — | YES | 2021-11-03 |
| CVE-2019-0808 | — | 98.9 | — | YES | 2021-11-03 |
| CVE-2019-0803 | — | 98.7 | — | YES | 2021-11-03 |
| CVE-2023-29336 | — | 98.5 | — | YES | 2023-05-09 |
| CVE-2013-3660 | — | 98.5 | — | YES | 2022-03-28 |
| CVE-2015-2360 | — | 96.4 | — | YES | 2022-05-25 |
| CVE-2016-0165 | — | 96.2 | — | YES | 2023-06-22 |
| CVE-2017-0263 | — | 95.2 | — | YES | 2022-02-10 |
| CVE-2019-1132 | — | 95.1 | — | YES | 2022-03-15 |
| CVE-2021-28310 | — | 94.5 | — | YES | 2021-11-03 |
| CVE-2016-0167 | — | 92.4 | — | YES | 2021-11-03 |
| CVE-2019-0859 | — | 90.0 | — | YES | 2021-11-03 |
| CVE-2018-8589 | — | 86.4 | — | YES | 2022-05-23 |
| CVE-2021-40450 | — | 80.0 | — | YES | 2022-04-25 |
| CVE | CVSS | EPSS %ile | Severity | KEV | First seen |
|---|---|---|---|---|---|
| CVE-2016-0165 | — | 96.2 | — | YES | 2023-06-22 |
| CVE-2023-29336 | — | 98.5 | — | YES | 2023-05-09 |
| CVE-2015-2360 | — | 96.4 | — | YES | 2022-05-25 |
| CVE-2018-8589 | — | 86.4 | — | YES | 2022-05-23 |
| CVE-2014-4113 | — | 99.7 | — | YES | 2022-05-04 |
| CVE-2021-40450 | — | 80.0 | — | YES | 2022-04-25 |
| CVE-2021-41357 | — | 80.0 | — | YES | 2022-04-25 |
| CVE-2013-3660 | — | 98.5 | — | YES | 2022-03-28 |
| CVE-2019-1132 | — | 95.1 | — | YES | 2022-03-15 |
| CVE-2017-0263 | — | 95.2 | — | YES | 2022-02-10 |
| CVE-2019-0808 | — | 98.9 | — | YES | 2021-11-03 |
| CVE-2019-0797 | — | 77.9 | — | YES | 2021-11-03 |
| CVE-2019-0859 | — | 90.0 | — | YES | 2021-11-03 |
| CVE-2021-28310 | — | 94.5 | — | YES | 2021-11-03 |
| CVE-2019-0803 | — | 98.7 | — | YES | 2021-11-03 |
| CVE | KEV added | CVSS | EPSS %ile | Severity |
|---|---|---|---|---|
| CVE-2016-0165 | 2023-06-22 | — | 96.2 | — |
| CVE-2023-29336 | 2023-05-09 | — | 98.5 | — |
| CVE-2015-2360 | 2022-05-25 | — | 96.4 | — |
| CVE-2018-8589 | 2022-05-23 | — | 86.4 | — |
| CVE-2014-4113 | 2022-05-04 | — | 99.7 | — |
| CVE-2021-40450 | 2022-04-25 | — | 80.0 | — |
| CVE-2021-41357 | 2022-04-25 | — | 80.0 | — |
| CVE-2013-3660 | 2022-03-28 | — | 98.5 | — |
| CVE-2019-1132 | 2022-03-15 | — | 95.1 | — |
| CVE-2017-0263 | 2022-02-10 | — | 95.2 | — |
| CVE-2019-0808 | 2021-11-03 | — | 98.9 | — |
| CVE-2019-0797 | 2021-11-03 | — | 77.9 | — |
| CVE-2019-0859 | 2021-11-03 | — | 90.0 | — |
| CVE-2021-28310 | 2021-11-03 | — | 94.5 | — |
| CVE-2019-0803 | 2021-11-03 | — | 98.7 | — |
| CVE-2016-7255 | 2021-11-03 | — | 99.6 | — |
| CVE-2016-0167 | 2021-11-03 | — | 92.4 | — |
Vendor: Microsoft — all products and the full vendor record.
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.