VulnTideExploited vulnerabilities, by vendor. Data as of .
Vendor

H3C vulnerabilities

In CISA's KEV catalog
0 exploited vulnerabilities
CVE records, last 3 years
68 since
Rank 242 of 467 vendors on this site
Critical or high
77.9% of 68 scored records; 0 not scored

Source: CISA KEV 2026.11.10, as of ; CVE List, as of . About the data.

  • H3C has 68 CVE records published between 12 Nov 2023 and 12 Nov 2026, ranking #242 of 467 vendors on this site by that count.
  • Of the 68 with a CVSS score, 53 (77.9%) are rated critical or high; 0 (0% of all) have no CVSS score.
  • None of the CVE records attributed to H3C is listed in CISA's KEV catalog as of 12 Nov 2026.

CVE records per year, by severity

CVE records published per year for H3C
CVE records published per year for H3CStacked bar chart of CVE records attributed to H3C per publication year, 2017 to 2026, split by severity. 2026 is not finished.0102030400201702018020190202002021020222023: 2 medium, low or none2023: 11 not scored1320232024: 5 critical2024: 2 high2024: 2 medium, low or none920242025: 28 high2025: 6 medium, low or none3420252026: 3 critical2026: 15 high2026: 7 medium, low or none252026*CVE records published per year for H3CStacked bar chart of CVE records attributed to H3C per publication year, 2017 to 2026, split by severity. 2026 is not finished.0102030400’170’180’190’200’210’222023: 2 medium, low or none2023: 11 not scored13’232024: 5 critical2024: 2 high2024: 2 medium, low or none9’242025: 28 high2025: 6 medium, low or none34’252026: 3 critical2026: 15 high2026: 7 medium, low or none25’26*

* 2026 is counted through .

Show data as a table
Severity by publication year
YearRecordsCriticalHighCritical or highNot scored
2026*2531572%0%
20253402882.4%0%
202495277.8%0%
202313000%84.6%
2022000——
2021000——
2020000——
2019000——
2018000——
2017000——

"Critical or high" is the share of scored records; "Not scored" is the share of all records.

Source: CVE List, as of . About the data.

H3C vulnerabilities reported exploited, not in CISA KEV

Listed in VulnCheck KEV, which cites public reports of exploitation in the wild. CISA has not confirmed these in its own catalog. Most recently listed first.

Source: VulnCheck KEV, as of ; CISA KEV 2026.11.10, as of ; CVE List, as of . About the data.

H3C vulnerabilities not in KEV yet

Recent records that CISA has not added to KEV, with a high exploit probability (EPSS) or an early exploitation signal; see the watchlist. A probability is not a report of exploitation.

Source: FIRST EPSS, as of ; CVE List, as of ; CISA KEV 2026.11.10, as of . About the data.

Highest exploit-prediction scores (EPSS)

EPSS estimates the probability that a vulnerability is exploited in the next 30 days. The highest-scoring H3C records today, from 1%.

Source: FIRST EPSS, as of ; CVE List, as of ; CISA KEV 2026.11.10, as of . About the data.

All vendors · KEV catalog overview