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.
CPython
Product reference — CPython by Python Software Foundation · sector: Other. Cumulative disclosure record for this product across the archive.
Product totals
| All-time | YTD | |
|---|---|---|
| CVEs | 50 | 34 |
| KEV entries | 0 | 0 |
| KEV/100 | Med CVSS | Med EPSS | C | H | M | L |
|---|---|---|---|---|---|---|
| 0.0 | 6.0 | .0053 | 3 | 14 | 25 | 8 |
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 | 1 |
| 2026-02 | 0 |
| 2026-03 | 5 |
| 2026-04 | 6 |
| 2026-05 | 2 |
| 2026-06 | 8 |
| 2026-07 | 2 |
| 2026-08 | 5 |
| 2026-09 | 5 |
| 2026-10 | 0 |
Notable CVEs
Ranked by the published formula: KEV → EPSS → CVSS → CVE ID.
| CVE | CVSS | EPSS %ile | Severity | KEV | First seen |
|---|---|---|---|---|---|
| CVE-2024-12254 | 8.7 | 79.0 | HIGH | — | 2024-12-06 |
| CVE-2025-0938 | 6.3 | 74.8 | MEDIUM | — | 2025-01-31 |
| CVE-2025-4517 | 9.4 | 72.6 | CRITICAL | — | 2025-06-03 |
| CVE-2025-4138 | 7.5 | 71.8 | HIGH | — | 2025-06-03 |
| CVE-2023-6507 | 4.9 | 70.8 | MEDIUM | — | 2023-12-08 |
| CVE-2025-4330 | 7.5 | 60.2 | HIGH | — | 2025-06-03 |
| CVE-2026-7774 | 6.9 | 55.1 | MEDIUM | — | 2026-06-04 |
| CVE-2024-12718 | 5.3 | 54.7 | MEDIUM | — | 2025-06-03 |
| CVE-2026-6100 | 9.1 | 54.4 | CRITICAL | — | 2026-04-13 |
| CVE-2026-11940 | 7.8 | 54.1 | HIGH | — | 2026-06-23 |
| CVE-2024-5642 | 6.5 | 53.9 | MEDIUM | — | 2024-06-27 |
| CVE-2026-17084 | 6.0 | 53.5 | MEDIUM | — | 2026-08-18 |
| CVE-2026-3087 | 6.0 | 53.4 | MEDIUM | — | 2026-04-27 |
| CVE-2026-11972 | 8.2 | 52.8 | HIGH | — | 2026-06-23 |
| CVE-2025-8194 | 7.5 | 52.6 | HIGH | — | 2025-07-28 |
Recent CVEs
| CVE | CVSS | EPSS %ile | Severity | KEV | First seen |
|---|---|---|---|---|---|
| CVE-2026-19553 | 7.6 | 32.8 | HIGH | — | 2026-09-30 |
| CVE-2026-19445 | 9.2 | 35.7 | CRITICAL | — | 2026-09-30 |
| CVE-2026-12345 | 5.9 | 7.0 | MEDIUM | — | 2026-09-29 |
| CVE-2026-82049 | 8.4 | 7.8 | HIGH | — | 2026-09-14 |
| CVE-2026-87910 | 5.7 | 41.5 | MEDIUM | — | 2026-09-11 |
| CVE-2026-15310 | 2.1 | 43.3 | LOW | — | 2026-08-25 |
| CVE-2026-19672 | 6.3 | 39.4 | MEDIUM | — | 2026-08-19 |
| CVE-2026-17084 | 6.0 | 53.5 | MEDIUM | — | 2026-08-18 |
| CVE-2026-15806 | 6.0 | 43.5 | MEDIUM | — | 2026-08-18 |
| CVE-2026-18503 | 2.4 | 1.6 | LOW | — | 2026-08-10 |
| CVE-2026-6879 | 2.0 | 29.2 | LOW | — | 2026-07-28 |
| CVE-2026-15308 | 8.7 | 49.5 | HIGH | — | 2026-07-09 |
| CVE-2026-4360 | 2.0 | 40.1 | LOW | — | 2026-06-30 |
| CVE-2026-11972 | 8.2 | 52.8 | HIGH | — | 2026-06-23 |
| CVE-2026-11940 | 7.8 | 54.1 | HIGH | — | 2026-06-23 |
KEV entries
No entries in the CISA KEV catalog.
Related
Vendor: Python Software Foundation — 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.
