Siber güvenlik haberleri

OpenAI releases ChatGPT 5.6 Cyber, but it's only for approved users

OpenAI has developed a new model called "GPT 5.6 Cyber," designed for vulnerability research, penetration testing, incident response, and remediation. [...]

New StormEncryptor ransomware used by former Medusa affiliate

A financially motivated threat actor previously associated with the Medusa ransomware operation is now deploying a new ransomware strain called StormEncryptor. [...]

Shipping 10–50× More Code? Watch This Webinar on Securing AI-Speed Development

AI is helping development teams produce far more code, far faster. But security teams still have to review vulnerabilities, manage dependencies, prioritize fixes, and control risk at human speed. When software output jumps 10 to 50 times,…

China-Linked Hackers Deploy New StormEncryptor Ransomware, Likely via N-central Flaw

Microsoft has disclosed that Storm-1175, a financially motivated threat actor linked to China, has deployed a previously undocumented ransomware strain called StormEncryptor. The use of StormEncryptor marks a shift from the adversary's…

Scans for Solana (Surfpool?) Endpoints, (Mon, Aug 10th)

Solana is a crypto platform known for speed. Developers like it to develop distributed applications or to implement crypto payments. To interact with the blockchain, APIs are provided for developers. These APIs will either "speak" JSON or…

⚡ Weekly Recap: AI Goes Rogue, Metabase 0-Day, MCP Supply-Chain Attacks, and Router Backdoors

A lot of security problems still begin with someone doing a completely normal thing. Cloning a repo. Answering a call. Leaving a box exposed. Trusting the default. That pretty much covers the mood this week. Old bugs are back, supply…

CISA: SonicWall SMA1000 flaws now exploited by ransomware gangs

CISA has confirmed that ransomware gangs have begun exploiting two recently patched SonicWall SMA1000 vulnerabilities, including a maximum-severity server-side request forgery (SSRF) flaw. [...]

When Credentials Are No Longer Enough: Device Trust in the AI Era

AI is making phishing, credential theft, and social engineering faster and more efficient, while traditional trust signals such as passwords, MFA, IP reputation, and geolocation become easier to bypass. Specops explains why organizations…

Kimsuky Builds Offline AI Stack to Boost Phishing and Automate Malware Development

North Korea's state hackers are no longer content to type prompts into public chatbots. One of the country's main espionage groups has begun running artificial intelligence (AI) offline on its own servers, connecting document-search tools…

Member of The Com sent to prison for blackmail, sextortion

A member of "The Com," a loose-knit online cybercrime collective that targets children and teenagers, has been sentenced to two years in prison for blackmail and sextortion offenses against nearly 120 victims worldwide. [...]

New Passkey Attacks Can Recover Synced Private Keys or Bypass Phishing-Resistant MFA

Three separate research efforts last week demonstrated ways to defeat passkey protections without breaking the cryptography they rest on. Passkeys are designed to replace reusable passwords and resist phishing. The attacks instead reused…

LexisNexis shuts down services after suspicious activity on servers

LexisNexis took its Diligence, Metabase API, and Newsdesk services offline as part of its response to unusual activity on servers hosted and managed by an unnamed third-party vendor. [...]

#StopRansomware: Gunra Ransomware

Advisory at a Glance Title #StopRansomware: Gunra Ransomware Original Publication August 10, 2026 Executive Summary Gunra is a ransomware-as-a-service (RaaS) used by affiliates to target government, critical infrastructure, and other…

Valve notifies Steam hardware customers of a data breach

Video game publisher and digital distribution giant Valve is notifying Steam hardware customers in Europe that hackers stole their data after hacking its shipping partner, CEVA Logistics. [...]

TrueConf Server Flaws Exploited to Replace Client Installers with PhantomCore

The threat actor known as Head Mare has been observed weaponizing security flaws in unpatched TrueConf servers once again in attacks targeting Russian companies spanning instrumentation, electronics, transport, energy, IT, and software…

Critical Progress LoadMaster flaw now actively exploited in attacks

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) warned that hackers are exploiting a critical-severity Progress Kemp LoadMaster command injection vulnerability. [...]

Solidity Pro VS Code Extensions Steal Crypto Wallets, API Keys, and Credentials

Cybersecurity researchers have flagged a malicious Microsoft Visual Studio Code (VS Code) extension named Solidity Pro ("solidity-pro") that has been observed delivering a browser wallet and credential stealer. The names of the extensions…

OpenAI's Next AI Model Astra Shows Cyber Performance Strong Enough to Trigger Pause

OpenAI has announced that it's pausing some "internal activities" involving its upcoming artificial intelligence (AI) model Astra after an internal evaluation found it had made significant advancements in agentic coding and cybersecurity.…

ISC Stormcast For Monday, August 10th, 2026 https://isc.sans.edu/podcastdetail/10044, (Mon, Aug 10th)

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

Hackers breach TrueConf to trojanize client installers with backdoors

The Head Mare hacktivist group has been exploiting vulnerabilities in unpatched TrueConf video conferencing servers to replace client installers with malicious versions that deliver backdoors. [...]

Atlassian Rovo Can Be Tricked Into Sending Jira and Confluence Data to Attackers

Attacker-controlled instructions can make Atlassian's Rovo assistant collect Jira or Confluence data that a signed-in user can access, then send it to an outside server. Two security firms found that behavior independently, by different…

New CSS Attacks Can Break Webmail Defenses to Steal Passwords and Tokens

New research shows content inside an email can escape its message boundary and interfere with the webmail interface. Across attack chains spanning Outlook, Gmail, Fastmail, Proton Mail, Yahoo Mail, and AOL Mail, the techniques can capture…

Metabase Zero-Day Exploited in Wild Allows Admin Access Without Authentication

Metabase has warned that a maximum-severity security flaw impacting its business intelligence and data visualization software package has been exploited in the wild as a zero-day. The vulnerability (CVSS score: 10.0), which does not carry…

N-able Issues N-central Hotfix 2 as Attackers Reach Managed Systems and Persist

N-able has released a fresh round of hotfixes for N‑central as part of its investigation into ongoing exploitation of a recently disclosed security flaw in the Remote Monitoring and Management (RMM) product. "We are proactively expanding…

Progress Kemp LoadMaster Flaw Hits CISA KEV After 792 Reported Exploit Attempts

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Friday added a critical-severity security flaw impacting Progress Kemp LoadMaster to its Known Exploited Vulnerabilities (KEV) catalog, following reports of active…

Metabase SQLi zero-day exploited in customer data-theft attacks

A critical Metabase SQL injection vulnerability was exploited in zero-day attacks to breach customer instances in data theft attacks, known to impact Framework and Tally. [...]

Unlimited Technology Systems breach impacts 3.8 million people

Healthcare software company Unlimited Technology Systems reported that more than 3.8 million people were impacted by a data breach incident that occurred in October 2025. [...]

Nearly 800 Malicious npm Packages Deliver Cross-Platform RAT and Infostealer

A cluster of nearly 800 malicious packages has been published to the npm registry as part of a new campaign designed to deliver cross-platform malware targeting Windows, Mac, and Linux systems. "These packages appear to use AI slop…

ClickFix Attacks Deliver macOS Stealer That Can Drain Crypto Wallets

ClickFix-style attacks are being used to deliver a Go-based malware capable of stealing cryptocurrency assets, as well as browser-stored passwords, Apple iCloud Keychain data, and cached credentials. The macOS-focused infection chain is…

UNC6671 Vishing Attacks Target Personal Phones to Steal SaaS Data

A recent wave of cyber attacks targeting financial services, private equity, and professional services has been attributed to a data extortion group known as UNC6671. "UNC6671 continues to rely on voice phishing (vishing) to target…

Levi Strauss & Co. says hackers stole corporate data in cyberattack

Levi Strauss & Co. (Levi's) says that hackers used social engineering on three of its employees to gain access to and steal corporate data stored on their machines. [...]

Real emails, hijacked payments: Two H1 2026 attack chains

Gen's H1 2026 Threat Report examines two separate attack chains. One used compromised business inboxes and browser manipulation in a banking-malware campaign, while the other used clipboard hijacking to redirect cryptocurrency payments.…

North Carolina Ports confirms cyberattack disrupting operations

The North Carolina Ports Authority has confirmed that a cyberattack disrupted IT systems and slowed operations at Port of Wilmington, Port of Morehead City, and Charlotte Inland Port. [...]

New WordPress Pre-Auth XSS Could Lead to PHP Code Execution - Patch ASAP

WordPress has fixed a pre-authentication reflected cross-site scripting (XSS) flaw in its login screen that affects every version of the content management system. pwn.ai demonstrated how the flaw can be chained into PHP code execution on…

CISA Adds One Known Exploited Vulnerability to Catalog

CISA has added one new vulnerability to its Known Exploited Vulnerabilities (KEV) Catalog, based on evidence of active exploitation. CVE-2026-8037 Progress LoadMaster Command Injection Vulnerability This type of vulnerability is a frequent…

CPDLC over ATN-B1 Vulnerabilities

View CSAF Summary ATN-B1 CPDLC relies on legacy clear text unauthenticated radio frequency links. Research demonstrates that these characteristics allow unauthorized message injection, denial-of-service conditions, and forced session…

Growing Up The Hard Way

Open Source had a great childhood. For two decades it got to be a kid. It ran around barefoot, gave everything away, trusted strangers, and never once thought about who was watching. It ran the kind of lemonade stand that took IOUs from…

18-Year-Old Linux SCTP Flaw Could Let Local Users Gain Root and Escape Containers

A use-after-free bug in Linux's SCTP networking code can be turned into full root on a host, and Tencent researchers say they used it to escape a container and reach the machine underneath. The flaw has existed since 2008. The fix already…

New NatJack Attacks Hijack TCP Sessions and Spoof DNS by Manipulating NAT Tables

Security researcher Malcolm Stagg has disclosed a new attack class called NatJack that manipulates network address translation (NAT) connection state to hijack active TCP sessions, spoof DNS responses, expose mapped ports, and exhaust NAT…

Microsoft 365 AitM Phishing Hijacks Accounts to Collect Payroll and Finance Emails

Cybersecurity researchers have called attention to an active "widespread email-driven phishing campaign" that employs adversary-in-the-middle (AitM) techniques to take control of Microsoft 365 accounts with an aim to identify key personnel…

AI-Assisted HTTP Terminator Finds Novel HTTP Desync Techniques and Apache Zero-Day

PortSwigger says HTTP Terminator, an artificial intelligence (AI)-assisted research system built by James Kettle, generated and proved new HTTP desynchronization techniques after exploring 30,000 candidate desync vectors. PortSwigger said…

Malware Can Abuse Windows Hello for Business Keys for Persistent Entra ID Access

Entra ID researcher Dirk-jan Mollema demonstrated that malware already running in a signed-in Windows session can silently use the victim's Windows Hello for Business key to authenticate to Microsoft Entra ID. The attacker can then…

Claude Code and Gemini CLI Flaws Let a GitHub Issue Reach CI Workflow Secrets

A GitHub issue opened by an account with no repository privileges was enough to execute code on the CI runners behind Anthropic's and Google's own coding-agent repositories. On OpenAI's, it was enough to hijack the next agent run. Novee…

Linux Shell Forensic: Let?s Dive Into Atuin!, (Fri, Aug 7th)

UNIX systems (including Linux) are well-known to record a lot of activities in many different locations. But there is one domain where they definitely lack of "modern" logging: shells. Most shells provide an historization of the typed…

TeamPCP Linked To Redis Attacks Dating Back To 2020 And Later Supply Chain Campaign

A new analysis has uncovered that the threat actor tracked as TeamPCP has been active on the cybercrime scene as far back as 2020, indicating the group has been compromising internet-facing infrastructure for years before training their…

ISC Stormcast For Friday, August 7th, 2026 https://isc.sans.edu/podcastdetail/10042, (Fri, Aug 7th)

(c) SANS Internet Storm Center. https://isc.sans.edu Creative Commons Attribution-Noncommercial 3.0 United States License.

OpenAI rolls out a major ChatGPT upgrade, even if you don’t pay for it

OpenAI is rolling out a more reliable version of ChatGPT GPT-5.6 Sol for Plus and Pro users, while Free users are getting unlimited text chats with GPT-5.6 Luna. [...]

New Zapscape KVM Flaw Could Let Privileged L1 Guest Code Escape to Linux Hosts

Zapscape, a new Linux kernel vulnerability, could allow an attacker with kernel privileges inside an L1 guest virtual machine (VM) to escape KVM isolation and execute code on the host. The risk applies when nested virtualization is exposed…

Cisco Patches 12 SD-WAN and IOS XE Flaws, Including Three 9.9 CVSS Score Bugs

Cisco has rolled out updates to address multiple critical security vulnerabilities impacting Catalyst SD-WAN and IOS XE Software as part of a comprehensive internal security review. The security issues affect Cisco Catalyst SD-WAN…

Canadian Man Pleads Guilty in Snowflake Extortions

A 26-year-old Canadian man once described as one of the most consequential cybercrime threat actors of 2024 has pleaded guilty to computer fraud and conspiracy to hack and extort more than 165 organizations that used the cloud data storage…

New Interrupt Injection Attack Can Bypass Spectre v2 Defenses on Intel and AMD CPUs

An unprivileged Linux program can time a hardware interrupt to land in the gap between a processor sanitizing its branch predictor and the kernel using it, re-poisoning the predictor after the defense has run. MIT CSAIL researchers Daniël…

ThreatsDay: Odysseus RCE, Samsung One-Click Takeover, iCloud Backdoor Fight + 27 More Stories

Apparently, opening the thing is now enough. A repo can run before the first prompt, a package can hide among hundreds, and a harmless-looking PDF can finish the job. This week runs on cheap leverage: exposed servers, recycled bugs,…

Over 4,400 Rockwell PLCs Exposed Online, 22 Found in Water Attack Cities

Forescout found 22 internet-facing Rockwell Automation programmable logic controllers (PLCs) in cities hit by recent cyberattacks on US water utilities. Nineteen used the same mobile carrier network. Its August 3 scan counted 4,407 exposed…

Johnson Controls Inc. TL280

View CSAF Summary Successful exploitation of this vulnerability could allow an attacker to access sensitive information on the device. The following versions of Johnson Controls Inc. TL280 are affected: TL280 <5.63 CVSS Vendor Equipment…

Medixant RadiAnt DICOM

View CSAF Summary Successful exploitation of this vulnerability could allow an attacker to cause the application to crash if a maliciously crafted DICOM file is opened. The following versions of Medixant RadiAnt DICOM are affected: RadiAnt…

ABB Ability Zenon

View CSAF Summary Successful exploitation of these vulnerabilities could allow attackers to bypass security, crash systems, execute unauthorized actions, or compromise data. The following versions of ABB Ability Zenon are affected: IIoT…

CryptoJS Weak RNG Behind $5.7 Million in Drains Affects Five Crypto Wallet Apps

Coinspect has identified CryptoJS.lib.WordArray.random() as the weak random number generator behind the Ill Bloom wallet drains. Introduced in the JavaScript cryptography library 12 years ago, the function supplied weak entropy that…

Apple iCloud Private Relay Can Expose Real IPs Through WebKit Proxy Bypasses

Cybersecurity researchers have disclosed a security issue with Apple's iCloud Private Relay tool that can expose a user's real IP address. Introduced with iOS 15, iCloud Private Relay employs a dual-hop architecture to ensure users'…

AI Recommendation Poisoning: How "Ask AI" Buttons Silently Alter LLM Memory

A new class of prompt injection is spreading across commercial websites. It requires no malware, no stolen credentials, and no zero-day exploit. It abuses a standard feature built into almost every major AI assistant: pre-filled deep…

Attackers Compile khunt Inside Oracle to Turn SQL Injection Into Windows SYSTEM Access

Attackers broke into an organization's Oracle database through a SQL injection flaw in a public-facing web application, then installed a post-exploitation toolkit without writing an executable to disk. They fed Java source code to the…