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.
Cybersecurity researchers have shed light on a previously undocumented threat actor called NightEagle (aka APT-Q-95) that has been observed targeting Microsoft Exchange servers as a part of a zero-day exploit chain designed to target government, defense, and technology sectors in China
Cybersecurity researchers have disclosed two security flaws in the Sudo command-line utility for Linux and Unix-like operating systems that could enable local attackers to escalate their privileges to root on susceptible machines
Flaw Exposes Remote Privilege Escalation RiskCisco released urgent security updates to fix a critical vulnerability in Unified Communications Manager that could allow unauthenticated attackers gain root access to affected systems. The maximum-severity vulnerability allows unauthenticated remote attackers to log in using static credentials.
Also, Spain Arrests Hacker Behind Leaks Targeting Politicians and JournalistsThis week, Chinese sites mimicked brands, Spain arrested data leak hackers, Swiss health nonprofit ransomware attack, ICC probed a cyberattack, UNFI restored systems, a flaw in smart tractors, RomCom RAT. A U.K. man sentenced for locking employer out of network. A WordPress hack installs a Trojan.
A severe flaw identified in the Forminator WordPress plugin allows arbitrary file deletion and potential site takeover
A critical Azure Machine Learning flaw allows privilege escalation, risking subscription compromise
Cisco has released security updates to address a maximum-severity security flaw in Unified Communications Manager (Unified CM) and Unified Communications Manager Session Management Edition (Unified CM SME) that could permit an attacker to login to a susceptible device as the root user, allowing them to gain elevated privileges
The second max score this week for Netzilla - not a good look If you're running the Engineering-Special (ES) builds of Cisco Unified Communications Manager or its Session Management Edition, you need to apply Cisco's urgent patch after someone at Switchzilla made a big mistake.…
Hackers Targeted French Government Entities, ANSSI SaidA hacking campaign linked to Chinese threat actors chained zero-days in Ivanti server software to target French government, defense and media entities, the national cyber agency said. The hacker has similarities to a Chinese threat actor tracked as UNC5174.
Two flaws in TeleMessage are 'frequent attack vectors for malicious cyber actors' The US security watchdog CISA has warned that malicious actors are actively exploiting two flaws in the Signal clone TeleMessage TM SGNL, and has directed federal agencies to patch the flaws or discontinue use of the app by July 22.…
The Forminator plugin for WordPress is vulnerable to an unauthenticated arbitrary file deletion flaw that could enable full site takeover attacks. [...]
A new study of integrated development environments (IDEs) like Microsoft Visual Studio Code, Visual Studio, IntelliJ IDEA, and Cursor has revealed weaknesses in how they handle the extension verification process, ultimately enabling attackers to execute malicious code on developer machines
Google has released emergency updates to patch another Chrome zero-day vulnerability exploited in attacks, marking the fourth such flaw fixed since the start of the year. [...]
Google has released security updates to address a vulnerability in its Chrome browser for which an exploit exists in the wild
Over 1,200 Citrix NetScaler ADC and NetScaler Gateway appliances exposed online are unpatched against a critical vulnerability believed to be actively exploited, allowing threat actors to bypass authentication by hijacking user sessions. [...]
PLUS: Crooks target hardware crypto wallets; Bad flaws in Brother printers; ,O365 allows takeover-free phishing; and more Infosec in Brief Despite warnings not to pay ransomware operators, almost half of those infected by the malware send cash to the crooks who planted it, according to infosec software slinger Sophos.…
Vulnerabilities affecting a Bluetooth chipset present in more than two dozen audio devices from ten vendors can be exploited for eavesdropping or stealing sensitive information. [...]