CVE security advisories and vulnerability history for h2o by dena.
Last updated
dena h2o has 17 published CVE records since 2016, of which 1 are in CISA's Known Exploited Vulnerabilities catalog and 1 have a known public exploit. The average CVSS base score across scored CVEs is 5.7.
This page aggregates every publicly disclosed vulnerability (CVE) affecting dena h2o, with a severity breakdown, the affected and patched versions, the most common weakness types, and the full CVE list.
How the CVSS severity of dena h2o's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.
9 additional CVEs have no CVSS severity score.
In CISA’s Known Exploited Vulnerabilities catalog
1
One of dena h2o's CVEs is confirmed exploited in the wild.
Public exploits
1
One of dena h2o's CVEs has a known public exploit available.
Browse every dena h2o version named in a CVE, then pick one to see only the CVEs that affect it.
17 CVEs
Added to CISA KEV 2023-10-10
The CWE weakness categories most often found in dena h2o CVEs. Follow any weakness for its full explanation.
How many dena h2o CVEs were published each year.
Browse vulnerabilities for other products by dena.
Common questions about dena h2o vulnerabilities.
dena h2o has 17 published CVE records since 2016.
Yes — 1 of dena h2o's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.
Yes — 1 of dena h2o's CVEs have a known public exploit.
5 distinct dena h2o versions are named across its CVEs. Use the version filter above to see the CVEs affecting a specific version.
dena h2o's CVEs most often map to these CWE weakness types: CWE-284 (Improper Access Control), CWE-347 (Improper Verification of Cryptographic Signature), CWE-400 (Uncontrolled Resource Consumption), CWE-617 (Reachable Assertion).
The average CVSS base score across dena h2o's scored CVEs is 5.7.
Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.
Monitor new dena h2o vulnerabilities as they are disclosed, with AI-written analysis and remediation guidance.
