IT security headlines, curated.
What's happening across cybersecurity and small-business IT — pulled from a few trusted sources, refreshed hourly. Click through to read at the source.
Eight eMudhra CA Keys Compromised, Triggering Emergency Fixes Across Browsers and Software
The private keys of eight eMudhra intermediate certificate authority (CA) certificates are compromised, Mozilla and Google's Chrome Root Program confirms on October 20. An intermediate CA signs the certificates that…
Critical FortiSIEM Flaw Gets Public Exploit PoC for Unauthenticated Remote Code Execution
Cybersecurity researchers have released a proof-of-concept (PoC) exploit for a recently patched critical security flaw impacting Fortinet FortiSIEM that could result in arbitrary code execution. The vulnerability,…
Qilin and INC Ransomware Groups Exploit Palo Alto Networks Flaw to Bypass MFA
Palo Alto Networks has disclosed that it's continuing to observe exploitation of a now-patched security flaw impacting PAN-OS and Prisma Access by ransomware actors. The activity relates to CVE-2026-0257 (CVSS score:…
Hackers Use Autonomous AI Agents to Breach Company Websites, Target Over 1,200 Sites
A Chinese-speaking criminal pointed autonomous AI agents at company websites and let them break in with almost no help, and a security researcher watched it happen because the operators left their control panels open on…
Pegasus Spyware Infection Confirmed on Serbian University Rector's iPhone Days Before Election
The iPhone of Vladan Đokić, rector of the University of Belgrade and a prominent supporter of Serbia's student protest movement, was infected with NSO Group's Pegasus spyware in 2026, the Citizen Lab said on October 19.…
WhatsApp Hid Instructions in Help Pages Telling Its AI Chatbot Not to Recommend Privacy Regulators
WhatsApp's help pages carried hidden instructions for its support chatbot that told it not to recommend a data protection authority or regulator to users who could no longer delete their accounts, even though WhatsApp's…
What Security Teams Can Do To Tame Wild Code
A sales manager builds an AI-assisted workflow to route leads. It connects to customer records, summarizes inbound requests, and posts updates to a shared channel. The workflow saves time, reduces manual work, and soon…
Go Issues Emergency Update Blocking Eight CA Keys Over Undisclosed Security Concerns
Go 1.27.3 and Go 1.26.10, released on October 20, make Go's certificate verifier reject any certificate chain that passes through one of eight intermediate certificate authority keys. Programs built on the new release…
Russian APT28 Breaches NATO Naval Shipbuilder in NATO Country, Deploys New Reflective Loader
The Russia-linked state-sponsored threat actor tracked as APT28 (aka BlueDelta, Fancy Bear, and Forest Blizzard) has been attributed to attacks targeting two member states of the North Atlantic Treaty Organization…
ConnectWise Resets Credentials as Cloud Backup Remains Offline After Security Incident
ConnectWise on Monday said it has taken remediation measures, including strengthening administrative-access protections and resetting accounts and replacing application credentials, as it continues to respond to a…
Hackers Hijack Five OVHcloud CLI Releases to Distribute Secret-Stealing Malware
An attacker used a contributor's GitHub account to replace the download archives on five existing releases of OVHcloud's command-line tool on Monday, October 19. The account had been hijacked, and the new files were a…
ClickFix Attackers Exploit Siemens Software Center Flaw to Deploy Remote Access Trojan
Siemens has addressed a DLL sideloading vulnerability impacting Siemens Software Center that it said has been exploited in ClickFix attacks. The high-severity vulnerability, tracked as CVE-2026-110936 (CVSS v4 score:…
Ex-OpenAI Engineer Detained in Spy Device Case as Saudi Royal Contacts Emerge
A U.S. court on Monday granted the U.S. government's request to detain a former OpenAI engineer accused of planting a recording device in an executive conference room at the company's San Francisco office to allegedly…
Hackers Use New ROMULUS ClickFix Platform to Deliver LegionLoader and Other Malware
Cybersecurity researchers have disclosed details of a ClickFix delivery platform called ROMULUS that's being used to distribute malware such as Legion Loader. According to Forescout Research - Vedere Labs, ROMULUS is…
Hackers Exploit Plex2Shell Flaws to Install Crypto Miners and Linux Proxy Backdoor
Threat actors have begun to exploit a chain of vulnerabilities in Plex Media Server to deploy cryptocurrency miners and reverse proxy software, a day after a proof-of-concept (PoC) went public. According to a researcher…
Popular WordPress SEO Plugin Rank Math PRO Hijacked to Deliver Self-Restoring Backdoor
Copies of Rank Math PRO, the paid version of the Rank Math SEO plugin for WordPress, that were downloaded from rankmath.com or delivered as updates between 20:02 UTC on October 15 and 07:12 UTC on October 16 contained…
⚡ Weekly Recap: 98 Zero-Days, Rogue AI Agents, $100M Crypto Theft, 700 Supermarkets Hit and More
The worst problems don't always come with a warning. Sometimes they arrive through a service everyone trusts, a device someone bought, or a system nobody thought to check. By the time something looks wrong, the damage…
GhostAction Attackers Plant Credential Stealer Disguised as Font in 94 GitHub Repositories
The threat actor behind the GhostAction supply chain attack has expanded beyond injecting malicious GitHub Actions workflows into compromised projects to phish open-source developers and deliver a stealer malware…
From Email-to-Case to the Boardroom: How Inherited Agents Break Governance Built for Software
In Salesforce Agentforce, the recommended way to make an agent respond to events is a Flow: a record is created or a case is updated, and the Flow passes data into the agent's prompt. Separately, Email-to-Case and…
Fake Web3 Accelerator Uses npm Packages to Spread Malware and Hijack AI Agent Traffic
A fake Web3 accelerator has been observed pushing information stealers and backdoors to Windows and macOS systems using malicious npm packages under the pretext of offering free artificial intelligence (AI) credits for…
Unpatched Broadcom Wi-Fi Flaw Lets Attackers in Range Run Code as Root on Routers
A flaw in Broadcom's Wi-Fi setup software lets an attacker within radio range run code as root on Broadcom-based routers, without the network password or any pairing step, security researcher Quentin Kaiser disclosed on…
OpenCode Console Breach May Have Exposed OpenAI, Anthropic, and Google API Keys
An intruder reached a legacy system at OpenCode on the night of October 16 and may have exposed the third-party AI provider keys that users had saved in OpenCode Console, the company said. Console is OpenCode's optional…
ConnectWise Suspends Cloud Backup After Attackers Compromise Microsoft 365 Tenants
ConnectWise on Saturday said it has disabled seven ConnectWise application identities as it continues its investigation into an incident in which unknown threat actors obtained unauthorized access to the application…
MALFEX npm Package 'imgdecode' Hides Shellcode Loader in Windows Native Addon
Cybersecurity researchers have discovered a malicious npm package that's part of a recently disclosed software supply chain attack campaign dubbed MALFEX. The package, named "imgdecode," was uploaded to the package…
Hackers Use Compromised ConnectWise Credential to Sign In to 173 Microsoft 365 Tenants
Cybersecurity researchers are sounding the alarm related to an active campaign in which unknown threat actors are abusing a compromised Microsoft 365 (M365) credential belonging to ConnectWise Cloud Backup (formerly…
Researchers Demonstrate OpenBSD Root Exploit Chaining 37-Year-Old Shared-Memory Bug
A local privilege escalation exploit published today gains root on OpenBSD 7.9 by chaining a roughly 37-year-old integer overflow with a separate kernel flaw, bypassing OpenBSD's KARL kernel-address randomization and…
Attackers Tampered with AOMEI Backupper's Update Servers for Minutes to Deliver a Backdoor
Attackers repeatedly changed the files that AOMEI Backupper fetches from the vendor's own update servers, in windows of five to ten minutes at a time between May and July 2026, so that any copy of the Windows backup…
UAT-11985 Uses Fake Event Invites to Target Taiwan Research Affiliates With Google AitM Phishing
Cybersecurity researchers have disclosed details of an advanced persistent threat (APT) spear-phishing campaign that has targeted individuals affiliated with Taiwan research organizations to direct victims to an…
OpenAI Research Model Spent 3rd-Party Test ETH Without Permission to Deploy Smart Contract
OpenAI has disclosed seven new incidents in which its artificial intelligence (AI) models exhibited misaligned behavior, including one case where its research model, after not having funds on an Ethereum test network,…
AI Decision Models and Their Impact on AI SOC Platforms
In the space of a month, a new category of AI model went from nonexistent to everywhere. TypeSafe AI released Jev on September 15 and called it a System One model, a nod to Kahneman's fast, intuitive thinking. OpenAI…
China-Linked Hackers Exploited BeyondTrust Zero-Day to Take Over Remote Support Servers
The China-nexus cyber espionage group tracked as Armory Castle (previously UNC5221 or Warp Panda) exploited a newly disclosed security flaw in BeyondTrust Remote Support (formerly Bomgar) as a zero-day in late August…
CERT-In Warns AI Agents Accessed Sensitive Data at Indian Organizations During Testing
AI agents being tested online reached the live systems of Indian organizations and read business records, including personal data and confidential material, CERT-In said in an advisory on October 15. The agents went…
PEERSTITCH Malware Deployed via FortiOS Flaw Bypasses Checks on Tagged VPN Sessions
A suspected advanced threat actor has been observed exploiting a security flaw in Fortinet FortiOS to deliver a previously unreported memory-resident ARM64 malware known as PEERSTITCH. The attack involves the…
Critical PwnEscape Linux Kernel Vulnerability Lets Guest VMs Read Host Memory
A newly disclosed critical flaw in the Linux kernel allows code inside a virtual machine to read memory on the host computer it runs on. A researcher demonstrated the leak against Vercel's live cloud sandboxes, and…
ThreatsDay: Adobe RCE, DNS Wallet Theft, NVIDIA Container Escape, Self-Healing Backdoor + 23 More
Someone built a tool to steal data, then decided it should scare the victim for fun. Yes, that’s an actual feature. And somehow, it fits right in with this week's security stories. The rest gets interesting in different…
Citizen Lab Traces Zero-Click Candiru Spyware Infections at Al Jazeera to Targeted Online Ads
Candiru, an Israeli maker of spyware sold to governments, infected devices at the news network Al Jazeera through ordinary online ads, in attacks that needed no click or other action from the user, researchers at the…
Silent Lynx Exploits WinRAR Flaw to Deploy Reverse Shell in CIS Government Attacks
The threat actor known as Silent Lynx has been attributed to a fresh set of attacks targeting government organizations across the Commonwealth of Independent States (CIS). The activity, observed from June 2025 through…
Help TDS Linked to Hotejka as 20,000+ Cloudflare Pages Domains Host Tech Support Scams
A long-running Traffic Distribution System (TDS) known as Help TDS to a Russian-language affiliate program called Hotejka, which appears to be a rebrand of a traffic monetization operation dubbed ROI777. Help TDS is…
NGINX Fixes 5 Flaws, Including Possible RCE and a TLS Bug That May Skip Client-Cert Checks
NGINX released versions 1.30.6 and 1.31.7 on October 14 to fix five vulnerabilities, one of them present in every release since May 2005. There are three memory bugs that F5, the company behind NGINX, says could crash a…
Next.js Ships Out-of-Band Patch for Two Critical RCE Flaws in Caching and SVG Processing
Next.js released an out-of-band security update on October 14 that fixes two critical flaws allowing unauthenticated remote code execution, along with a high-severity denial-of-service flaw. One code-execution flaw is…
Drupal Patches Critical Field UI Flaw With Unauthenticated RCE Path via Contributed Modules
Drupal core has a critical flaw in its Field UI module that could let an attacker run code on the site's server, and fixes were shipped on October 14 in Drupal 11.4.10, 11.3.19, and 10.6.19. An attacker cannot reach the…
Fake AI Attacks Spread Across US Companies: How MSSPs Can Stop Incidents Early
Attackers are impersonating popular AI products to distribute malware, steal browser sessions, and compromise business accounts. ANY.RUN linked 1,258 public sandbox analyses to fake AI campaigns between April and…
Palo Alto Networks Patches PAN-OS Authenticated RCE Flaw Amid Active Exploitation
Palo Alto Networks on Wednesday issued security updates for a high-severity flaw in PAN-OS software that has come under active exploitation. The vulnerability, tracked as CVE-2026-0322 (CVSS score: 8.6), is a case of…
Why AI Confidence Is Not Validation
AI is already part of digital forensics and incident response work, with or without a policy in place to govern it. The issue is that these tools are growing more confident in their own output faster than practitioners…
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