Stay updated on the latest in information security flaws. Explore news, insights, and analysis on vulnerabilities affecting digital safety.
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Background for this topic.
A flaw is a defect in software, hardware, system design, or configuration that causes unintended behavior. In security reporting, the term usually means a weakness that could violate confidentiality, integrity, or availability when reached through a particular interface, input, privilege, or operating condition. Not every flaw is exploitable, and exploitability depends on factors such as exposure, authentication requirements, affected versions, and available mitigations.
Flaws matter because they can create attack paths in applications, operating systems, devices, APIs, or administrative settings. Security teams assess their severity and exposure, prioritize remediation, apply patches or configuration changes, and use isolation or access controls when immediate fixes are unavailable. Code review, testing, vulnerability scanning, and monitoring can reveal flaws across the development and operational lifecycle. Reports should distinguish a confirmed vulnerability from a theoretical defect and provide enough technical detail to support validation without unnecessarily enabling exploitation.
Hackers are exploiting a critical vulnerability that affects all D-Link DIR-859 WiFi routers to collect account information from the device, including passwords. [...]
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has published research looking into 172 key open-source projects and whether they are susceptible to memory flaws. [...]
The Fortra FileCatalyst Workflow is vulnerable to an SQL injection vulnerability that could allow remote unauthenticated attackers to create rogue admin users and manipulate data on the application database. [...]
Threat actors are attempting to exploit a critical authentication bypass flaw impacting Progress MOVEit Transfer, which the vendor disclosed yesterday. [...]
A novel command execution technique dubbed 'GrimResource' uses specially crafted MSC (Microsoft Saved Console) and an unpatched Windows XSS flaw to perform code execution via the Microsoft Management Console. [...]
Hackers are exploiting a flaw in a premium Facebook module for PrestaShop named pkfacebook to deploy a card skimmer on vulnerable e-commerce sites and steal people's payment credit card details. [...]