Verified75% confidenceFactExact time
A zero-day vulnerability is a security flaw that has not yet been discovered or patched by the software vendor; the trading price of high-value zero-day vulnerabilities on underground markets can reach millions of dollars.
3
Sources
75%
Confidence
Long-term
Relevance
8/6/2026
First Seen
Sources
AI网络安全评估事件复盘：第三方测试中的安全治理启示
Related Claims
VerifiedA zero-day vulnerability refers to a security flaw that has been discovered before the vendor releases a patch and may have already been exploited.73% similarVerified0day漏洞指软件厂商尚未知晓或知晓但尚未发布补丁的安全漏洞71% similarUnverifiedA kernel zero-day refers to a vulnerability that has not yet been publicly disclosed and has no patch, which attackers can exploit before the vendor learns of it.67% similarUnverifiedThe bounty program discovered a Linux kernel zero-day vulnerability.67% similar
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