Cybersecurity News
Today
Path traversal flaw in AI dev platform Langflow exploited in attacks
Attackers are actively exploiting CVE-2026-5027, a high-severity path traversal vulnerability in the AI development platform Langflow, to write arbitrary files on exposed servers. [...]
The ‘Miasma’ worm source code briefly leaked on GitHub
The Miasma credential-stealing attack framework, which has recently targeted open-source ecosystems through supply-chain attacks, was briefly open-sourced on GitHub. [...]
Bug Bounty Research Triggers ServiceNow Security Alert
Bug bounty research inadvertently led organizations to believe they were being breached through their ServiceNow instances.
GitHub announces npm security changes to tackle supply-chain attacks
GitHub has announced that npm v12, expected next month, will introduce several security-focused changes aimed at blocking supply-chain attacks abusing behaviors triggered by the 'npm install' command. [...]
AI Risk Worries Insurers and Businesses Alike
As companies adopt AI, many insurance firms are explicitly excluding AI risks, while others are forging ahead to create the right framework. What risks can firms reasonably manage?
Oracle PeopleSoft servers hacked in ShinyHunters data theft attacks
Oracle PeopleSoft servers are being targeted in ongoing data theft attacks by the ShinyHunters extortion gang, which claims to have stolen data from over 100 organizations. [...]
Nightmare-Eclipse Drops Yet Another Microsoft Exploit, RoguePlanet
The disgruntled researcher released yet another PoC for a Windows Defender bug that allows for system takeover, showing no signs of abandoning their ongoing feud with Microsoft.
China-Linked JDY Botnet Expands to 1,500+ Devices for Cyber Reconnaissance
Cybersecurity researchers have warned of a "resurgence and expansion" of JDY, a covert network associated with China-nexus state-sponsored threat actors. "The JDY botnet comprises over 1,500 SOHO [small office and home office] and IoT devices and operates as a centrally controlled, high-performance scanner used to discover, fingerprint, and continuously map exposed services at scale," Lumen's
Ivanti, Fortinet, and SAP Release Patches for Multiple Critical Vulnerabilities
Fortinet, Ivanti, and SAP have released security updates to address multiple critical security vulnerabilities that could result in arbitrary code execution and information disclosure. The security flaw patched by Fortinet relates to a command injection vulnerability in FortiSandbox, FortiSandbox Cloud, and FortiSandbox PaaS WEB UI. It's tracked as CVE-2026-25089 (CVSS score: 9.1). "An
Unpatched Langflow Flaw CVE-2026-5027 Exploited for Unauthenticated RCE
A high-severity unpatched security flaw in Langflow, an open-source low-code platform to build artificial intelligence (AI) applications, has come under active exploitation in the wild, according to findings from VulnCheck. The vulnerability in question is CVE-2026-5027 (CVSS score: 8.8), a case of path traversal that could allow an attacker to write files to arbitrary locations. "The 'POST /
China-linked JDY botnet expands targeting of U.S. military networks
The JDY botnet, a malware network previously associated with Chinese threat actors like Volt Typhoon, has significantly expanded its targeting scope and reconnaissance efforts. [...]
CISA Adds Cisco, Chrome, and Arista Flaws to KEV Catalog Amid Active Exploitation
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Tuesday added three new vulnerabilities to its Known Exploited Vulnerabilities (KEV) catalog, following reports of active exploitation. The list of vulnerabilities is as follows - CVE-2026-20245 (CVSS score: 7.8) - An improper encoding or escaping of output vulnerability in Cisco Catalyst SD-WAN Manager that could allow an
The 5 Best Practices for Secure Identity Verification
Attackers are increasingly bypassing weak authentication through phishing, MFA fatigue, and service desk social engineering. Specops Software breaks down five best practices for stronger identity verification and access security. [...]
Who Runs the Ransomware Group ‘The Gentlemen?’
A cybercrime group known as The Gentlemen has emerged as the second most active ransomware gang by victim count, rapidly attracting a talented pool of hackers through an aggressive recruitment strategy that promises affiliates 90 percent of any ransom paid by victims. This post examines clues pointing to a real life identity for the administrator of The Gentlemen ransomware group.
Microsoft patches Exchange Server zero-day exploited in attacks
Microsoft has patched an actively exploited Exchange Server vulnerability that allows threat actors to execute arbitrary JavaScript code in cross-site scripting (XSS) attacks targeting Outlook Web Access users. [...]
Microsoft: Some Windows PCs fail to install latest monthly updates
Microsoft warned customers on Tuesday that they may have issues installing the latest monthly updates on some Windows devices that were upgraded to Windows 11 24H2 or 25H2. [...]
Your Automated Pentest Looks Clean. See What It Missed in This Expert Webinar
Your pentest report looks clean. That might be the problem. Run automated pentesting long enough, and the new findings start to dry up. By the third or fourth run, fewer issues appear. The report looks stable. Leadership reads "stable" as "secure." It usually isn't. The work slows down. The risk does not. That gap is what a The Hacker News webinar with Picus Security sets out to close. Autumn
Microsoft patches YellowKey, GreenPlasma, MiniPlasma zero-days
On Tuesday, Microsoft patched two zero-day vulnerabilities that let attackers gain SYSTEM privileges on fully patched Windows systems, and a third one that grants access to BitLocker-protected drives. [...]
Microsoft Patches Record 206 Flaws, Including Three Zero-Days and Critical RCE Bugs
Microsoft on Tuesday released fixes for a record 206 security vulnerabilities impacting its software portfolio, including three flaws that have been publicly disclosed at the time of release. Of the 206 flaws, 39 are rated Critical, and 167 are rated Important in severity. This includes 63 privilege escalation, 56 remote code execution, 30 information disclosure, 27 spoofing, 20 security
Anthropic Releases Claude Fable 5, Its Most Powerful AI Yet, With Cyber Safeguards
On June 9, Anthropic released Claude Fable 5, the most capable model it has ever made, generally available. It also did something unusual: it shipped one model as two products, split not by capability but by a layer of safety classifiers. Fable 5 goes to the public. Its twin, Claude Mythos 5, the same underlying model with the cyber safeguards lifted, stays locked to a vetted group of cyber