cb
cvebase.
/ vulnerability search engine
Indexed documents
1.5M
semantic + structured
Sources
93
advisory · detection · exploit
CVE records
370K+
merged NVD + MITRE
KEV entries
1703
CISA synced daily
Pipeline
live
daily 04:00 UTC
CVE-2026-19490critical9.8
Citrix NetScaler Authentication Bypass Using an Alternate Path or Channel Vulnerability
KEV2026-09-09
CVE-2025-25249critical9.8
Fortinet Multiple Products Heap-based Buffer Overflow Vulnerability
KEV2026-09-09
CVE-2026-87491high8.8
Google Chromium V8 Out of Bounds Write Vulnerability
KEV2026-09-09
CVE-2026-20079critical10
Cisco Firewall Management Center Authentication Bypass Using an Alternate Path or Channel Vulnerability
KEV2026-09-09
CVE-2026-75650critical10
Adobe Commerce and Magento Improper Neutralization of Special Elements Used in a Template Engine Vulnerability
KEV2026-09-08
CVE-2026-81963high7.8
Microsoft Windows Link Following Vulnerability
KEV2026-09-08
Exploited This Weekfree weekly
What got weaponized or hit CISA KEV this week — cross-linked to PoCs, Nuclei templates, and detection rules. See a sample →
Quickstart
API
curl a single CVE
curl -H "Authorization: Bearer cvb_..." \
https://cvebase.io/api/cve/CVE-2021-44228MCP
Connect from Claude / Cursor
# Claude Code
claude mcp add cvebase \
https://cvebase.io/mcpSearch
Semantic + structured
curl 'https://cvebase.io/api/search?q=log4shell' \
| jq '.results[0]'