Vulnerabilities
We've curated 267 cybersecurity statistics about Vulnerabilities to help you understand how software weaknesses and system flaws are being exploited by cybercriminals in 2025. This insight can guide you in fortifying your defenses effectively.
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25% of ICS-CERT and NVD vulnerabilities have incorrect CVSS scores.
97% of API vulnerabilities can be exploited with a single request.
In 2025, 14% of published AI vulnerabilities were MCP-related (315 MCP-related vulnerabilities).
99% of API vulnerabilities are remotely exploitable.
The most widely detected vulnerability is CVE-2013-2566, which dates to 2013.
In 2025, 17% of 67,058 published vulnerabilities (11,053 vulnerabilities) were API-related.
11% of detected vulnerabilities have a known exploit.
63% of mid-sized AppSec teams (11–50 members) that use SCA cite the inability to verify if vulnerabilities are exploitable in production as their biggest pain point.
38% of small AppSec teams (1–10 members) that use SCA cite the inability to verify if vulnerabilities are exploitable in production as their biggest pain point.
58% of large AppSec teams (50 members or more) that use SCA cite the inability to verify if vulnerabilities are exploitable in production as a major pain point.
26% percent of advisories in 2025 contained no patch or mitigation from vendors.
59% of API vulnerabilities require no authentication.
98% of API vulnerabilities are easy or trivial to exploit.
MCP vulnerabilities grew 270% from Q2 to Q3 in 2025.
In 2025, 37 N-day vulnerabilities and 52 zero-day vulnerabilities specifically targeted security and perimeter software.
Of the 65 CVEs discussed by the BlackBasta ransomware group, 54 are Known Exploited Vulnerabilities (KEVs).
N-day vulnerabilities represent over 80% of all Known Exploited Vulnerabilities (KEVs) tracked over the past four years.
71% of exploited vulnerabilities are not in the CISA KEV catalog.
242 vulnerabilities are added to the CISA Known Exploited Vulnerabilities catalog, a 30% year-over-year increase, and 285 vulnerabilities are added to the Vedere Labs KEV, a 213% year-over-year increase.
AI-generated code results in 15–18% more security vulnerabilities per line of code compared to human-written code.