Vulnerabilities are flaws attackers can exploit to access systems or data; timely patching, isolation, and least privilege reduce the impact.
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Background for this topic.
A vulnerability is a weakness in a system’s design, code, configuration, or operating process that could allow an attacker to violate a security requirement. It may affect software, hardware, networks, cloud services, or exposed interfaces, and is not automatically exploitable: practical risk depends on factors such as exposure, required privileges, available attack paths, and existing controls. Outcomes can include unauthorized access, information disclosure, code execution, or disruption of service.
Effective vulnerability management combines accurate asset inventory with code review, security testing, scanning, and trusted vulnerability intelligence. Organizations should prioritize weaknesses affecting reachable, business-critical systems—especially when exploitation is known or requires little access—then patch or otherwise mitigate them and verify the fix. Where patching is delayed, controls such as disabling an exposed feature, restricting network access, or strengthening authentication can reduce the attack surface. Records should preserve affected versions, risk decisions, remediation owners, and validation results.
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.
Grafana Labs has addressed four Chromium vulnerabilities in critical security updates for the Grafana Image Renderer plugin and Synthetic Monitoring Agent. [...]
ReliaQuest warns that initial access vulnerability exploitation is driving successful ransomware attacks
The French cybersecurity agency on Tuesday revealed that a number of entities spanning governmental, telecommunications, media, finance, and transport sectors in the country were impacted by a malicious campaign undertaken by a Chinese hacking group by weaponizing several zero-day vulnerabilities in Ivanti Cloud Services Appliance (CSA) devices
Two elevation of privilege vulnerabilities have been discovered on the popular Sudo utility, affecting 30-50 million endpoints in the US alone
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
A likely China-nexus threat actor has been exploiting unpatched Ivanti vulnerabilities to gain initial access to victim networks and then patching the systems to block others from breaking in to the same network.
Analyzing binary code helps vendors and organizations detect security threats and zero-day vulnerabilities in the software supply chain, but it doesn't come without challenges. It looks like AI has come to the rescue.
Google’s Mandiant Warns About Remote Attacks Disrupting Grid StabilityVulnerabilities in networked devices programmed to instantaneously trip power grid substation circuit breakers could be the means hackers use to cause the next blackout, warn researchers. There are "systemic patterns across substations, utilities and industrial sites worldwide," Mandiant warned.
Citrix warns that patching recently disclosed vulnerabilities that can be exploited to bypass authentication and launch denial-of-service attacks may also break login pages on NetScaler ADC and Gateway appliances. [...]
The Forminator plugin for WordPress is vulnerable to an unauthenticated arbitrary file deletion flaw that could enable full site takeover attacks. [...]
The ever-growing volume of vulnerabilities and threats requires organizations to remain resilient and anti-fragile — that is, to be able to proactively respond to issues and continuously improve.
Experts say they don't expect the MOVEit menace to do much about it Security experts have uncovered a hole in Cl0p's data exfiltration tool that could potentially leave the cybercrime group vulnerable to attack.…
Cybersecurity researchers have discovered a critical security vulnerability in artificial intelligence (AI) company Anthropic's Model Context Protocol (MCP) Inspector project that could result in remote code execution (RCE) and allow an attacker to gain complete access to the hosts
Google has patched a critical type confusion vulnerability in Chrome, the fourth zero-day fix in 2025
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
The vulnerabilities, which have yet to be published, could allow a threat actor to hijack not only Bluetooth earbuds and headphones but also the devices connected to them.
Device compromises and deep-seated access to critical infrastructure exposed surveillance vulnerabilities in agency's work A major Mexican drug cartel insider grassed on his fellow drug-peddlers back in 2018, telling the FBI that a cartel "hacker" was tracking a federal official and using their deep-rooted access to the country's critical infrastructure to kill informants.…