54% of professional pentesters report having discovered a Zero-Day or N-Day vulnerability that had no existing public patch or advisory.
54% of professional pentesters report having discovered a Zero-Day or N-Day vulnerability that had no existing public patch or advisory. — This cybersecurity statistic was published by Cobalt in May 2026. It covers topics including Zero-Day, Vulnerability Discovery, Offensive Security, Penetration Testing. The original data appears in Pentester Profile Report . For the full methodology and detailed findings, refer to the original report.
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What does this statistic say?
54% of professional pentesters report having discovered a Zero-Day or N-Day vulnerability that had no existing public patch or advisory. This data was published by Cobalt and covers Zero-Day, Vulnerability Discovery, Offensive Security, Penetration Testing.
Where does this data come from?
This statistic comes from Pentester Profile Report , published by Cobalt on May 27, 2026. You can view the original report at https://resource.cobalt.io/pentester-profile-report.
What cybersecurity topics does this cover?
This statistic relates to Zero-Day, Vulnerability Discovery, Offensive Security, Penetration Testing. Browse more statistics on Zero-Day or from Cobalt.