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Latest coverage for 0-Day

A 0-Day is a software vulnerability without an available fix, creating risk because defenders have limited time to mitigate exploitation.

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Background for this topic.

0-Day describes a software vulnerability unknown to the software maker or unpatched when first exploited. Attackers can use these flaws immediately, as no official fix or signature exists to block the exploit. Such vulnerabilities often affect widely deployed software or hardware, making them valuable for targeted attacks or widespread campaigns.

Because defenders lack patches or reliable detection signatures initially, they must rely on anomaly detection, network monitoring, and threat intelligence to identify suspicious activity linked to 0-day exploits. Rapid patching once a fix is released is critical to reduce exposure. Tracking emerging 0-day threats helps prioritize defensive measures and informs risk management decisions in environments where unpatched vulnerabilities pose significant security risks.

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Bank Info Security 6 months, 3 weeks ago

University of Phoenix Data Breach: 3.5M Individuals Affected

Full Scope of Clop Ransomware Group's Oracle E-Business Suite Hits Still EmergingThe University of Phoenix is notifying 3.5 million individuals that their personal information was compromised in a data breach. The theft traces to the Clop ransomware group's supply-chain campaign against users of Oracle E-Business Suite, in which it wield two zero-day vulnerabilities.

More from Bank Info Security 24 Dec 2025, 7:30 a.m. 0-Day Breach Clop Compromise Oracle PII Ransomware Supply Chain Theft Vulnerability
Bank Info Security 6 months, 3 weeks ago

WatchGuard Fixes Firewall Zero-Day Being Actively Exploited

Scans Count 117,000 Unpatched Firewalls Running Vulnerable Version of Fireware OSAttackers are actively attempting to exploit a now patched, zero-day vulnerability in WatchGuard Firebox firewalls, tracked as CVE-2025-14733, that can be used to remotely execute code. Scans show that over 115,000 of these edge devices remain internet-connected, unpatched and at risk.

More from Bank Info Security 23 Dec 2025, 4:30 a.m. Actively exploited CVE-2025-14733 0-Day CVE Exploit Firewalls Patch Vulnerability