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.
Libssh2
Product reference — Libssh2 by The Libssh2 Project · sector: Other. Cumulative disclosure record for this product across the archive.
Product totals
| All-time | YTD | |
|---|---|---|
| CVEs | 9 | 0 |
| KEV entries | 0 | 0 |
| KEV/100 | Med CVSS | Med EPSS | C | H | M | L |
|---|---|---|---|---|---|---|
| 0.0 | 9.1 | .0613 | 5 | 4 | 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.
Monthly disclosures
Trend (by first-seen month, full archive): █▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁
| Month | New CVEs |
|---|---|
| 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 |
| 2026-09 | 0 |
| 2026-10 | 0 |
Notable CVEs
Ranked by the published formula: KEV → EPSS → CVSS → CVE ID.
| CVE | CVSS | EPSS %ile | Severity | KEV | First seen |
|---|---|---|---|---|---|
| CVE-2019-3855 | 8.8 | 95.3 | HIGH | — | 2019-03-21 |
| CVE-2019-3862 | 9.1 | 94.7 | CRITICAL | — | 2019-03-20 |
| CVE-2019-3858 | 9.1 | 93.7 | CRITICAL | — | 2019-03-21 |
| CVE-2019-3859 | 9.1 | 93.5 | CRITICAL | — | 2019-03-20 |
| CVE-2019-3856 | 8.8 | 93.4 | HIGH | — | 2019-03-25 |
| CVE-2019-3857 | 8.8 | 93.4 | HIGH | — | 2019-03-25 |
| CVE-2019-3860 | 9.1 | 92.6 | CRITICAL | — | 2019-03-25 |
| CVE-2019-3861 | 9.1 | 92.3 | CRITICAL | — | 2019-03-25 |
| CVE-2019-3863 | 8.8 | 88.8 | HIGH | — | 2019-03-25 |
Recent CVEs
| CVE | CVSS | EPSS %ile | Severity | KEV | First seen |
|---|---|---|---|---|---|
| CVE-2019-3863 | 8.8 | 88.8 | HIGH | — | 2019-03-25 |
| CVE-2019-3861 | 9.1 | 92.3 | CRITICAL | — | 2019-03-25 |
| CVE-2019-3860 | 9.1 | 92.6 | CRITICAL | — | 2019-03-25 |
| CVE-2019-3857 | 8.8 | 93.4 | HIGH | — | 2019-03-25 |
| CVE-2019-3856 | 8.8 | 93.4 | HIGH | — | 2019-03-25 |
| CVE-2019-3858 | 9.1 | 93.7 | CRITICAL | — | 2019-03-21 |
| CVE-2019-3855 | 8.8 | 95.3 | HIGH | — | 2019-03-21 |
| CVE-2019-3862 | 9.1 | 94.7 | CRITICAL | — | 2019-03-20 |
| CVE-2019-3859 | 9.1 | 93.5 | CRITICAL | — | 2019-03-20 |
KEV entries
No entries in the CISA KEV catalog.
Related
Vendor: The Libssh2 Project — 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.
