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.
More than 200,000 WordPress websites are using a vulnerable version of the Post SMTP plugin that allows hackers to take control of the administrator account. [...]
CEO Jim Rosenthal on Improving Visibility, Remediation for Embedded Software FlawsBlueVoyant unveiled a new SBOM tool to detect software embedded in third-party products, expanding its supply chain defense. Co-founder and CEO Jim Rosenthal said proactive remediation and deeper insight into data flows are key to combatting AI-powered attacks.
Shadowserver claims miscreants were already poking at a critical hole in early July, long before Switchzilla patched it Threat actors have actively exploited a newly patched vulnerability in Cisco's Identity Services Engine (ISE) software since early July, weeks before the networking giant got around to issuing a fix.…
Mitel has released security updates to address a critical security flaw in MiVoice MX-ONE that could allow an attacker to bypass authentication protections
Virtualization and networking infrastructure have been targeted by a threat actor codenamed Fire Ant as part of a prolonged cyber espionage campaign
Mitel Networks has released security updates to patch a critical-severity authentication bypass vulnerability impacting its MiVoice MX-ONE enterprise communications platform. [...]
Sophos and SonicWall have alerted users of critical security flaws in Sophos Firewall and Secure Mobile Access (SMA) 100 Series appliances that could be exploited to achieve remote code execution. The two vulnerabilities impacting Sophos Firewall are listed below - CVE-2025-6704 (CVSS score: 9.8) - An arbitrary file writing vulnerability in the Secure PDF eXchange (SPX) feature can lead
Is Managing Customer Logins and Data Giving You Headaches? You're Not Alone! Today, we all expect super-fast, secure, and personalized online experiences. But let's be honest, we're also more careful about how our data is used. If something feels off, trust can vanish in an instant. Add to that the lightning-fast changes AI is bringing to everything from how we log in to spotting online fraud,
SonicWall urges customers to patch SMA 100 series appliances against a critical authenticated arbitrary file upload vulnerability that can let attackers gain remote code execution. [...]
Microsoft has revealed that one of the threat actors behind the active exploitation of SharePoint flaws is deploying Warlock ransomware on targeted systems
Wiz believes the active campaign is part of a broader crypto-scam infrastructure, which uses a wide range of exploitation techniques
Researchers Find Flaws in Tridium Niagara FrameworkVulnerabilities in Honeywell smart building middleware could allow hackers to manipulate physical systems or disable security alarms, warn security researchers. Hackers would already need access to the network. An attack would also depend on the Tridium Niagara customer not encrypting Syslog data.
The threat actor behind the exploitation of vulnerable Craft Content Management System (CMS) instances has shifted its tactics to target Magento CMS and misconfigured Docker instances
Over 400 Organizations Breached Via Ongoing ToolShell Attacks, Researchers WarnThe U.S. government agency that maintains and designs America's nuclear weapons was reportedly breached by attackers exploiting zero-day flaws in on-premises Microsoft SharePoint servers, with researchers now counting over 400 victims, including European and Middle Eastern governments.
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) added two security flaws impacting SysAid IT support software to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation
The U.S. Cybersecurity and Infrastructure Security Agency (CISA), on July 22, 2025, added two Microsoft SharePoint flaws, CVE-2025-49704 and CVE-2025-49706, to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation
Microsoft has formally tied the exploitation of security flaws in internet-facing SharePoint Server instances to two Chinese hacking groups called Linen Typhoon and Violet Typhoon as early as July 7, 2025, corroborating earlier reports
Cisco is warning that three recently patched critical remote code execution vulnerabilities in Cisco Identity Services Engine (ISE) are now being actively exploited in attacks. [...]
Cisco on Monday updated its advisory of a set of recently disclosed security flaws in Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC) to acknowledge active exploitation
CVE-2025-53770 and CVE-2025-53771 are vulnerabilities in on-premise Microsoft SharePoint Servers that evolved from previously patched flaws, allowing unauthenticated remote code execution through advanced deserialization and ViewState abuse.