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.
Patches have been released for two security flaws impacting the Curl data transfer library, the most severe of which could potentially result in code execution
More than 17,000 WordPress websites have been compromised in the month of September 2023 with malware known as Balada Injector, nearly twice the number of detections in August
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added a high-severity flaw in Adobe Acrobat Reader to its Known Exploited Vulnerabilities (KEV) catalog, citing evidence of active exploitation
Microsoft has released its Patch Tuesday updates for October 2023, addressing a total of 103 flaws in its software, two of which have come under active exploitation in the wild
Microsoft has linked the exploitation of a recently disclosed critical flaw in Atlassian Confluence Data Center and Server to a nation-state actor it tracks as Storm-0062 (aka DarkShadow or Oro0lxy)
A new security flaw has been disclosed in the libcue library impacting GNOME Linux systems that could be exploited to achieve remote code execution (RCE) on affected hosts
A recently disclosed critical flaw in Citrix NetScaler ADC and Gateway devices is being exploited by threat actors to conduct a credential harvesting campaign
Multiple high-severity security vulnerabilities have been disclosed in ConnectedIO's ER2000 edge routers and the cloud-based management platform that could be exploited by malicious actors to execute malicious code and access sensitive data
The maintainers of the Curl library have released an advisory warning of two forthcoming security vulnerabilities that are expected to be addressed as part of updates released on October 11, 2023