CISA KEV Catalog
CISA's list of vulnerabilities known to be exploited in the wild; a must-watch for patch priority.
CVE.org
The official CVE program site and record search.
Exploit-DB
Archive of public exploits and proof-of-concept code maintained by OffSec.
FIRST EPSS
Exploit Prediction Scoring System estimating the chance a CVE will be exploited soon.
NVD
NIST National Vulnerability Database with CVSS scoring for CVEs.
Vulners
Aggregated vulnerability search engine with exploit and advisory correlation.
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