D-Link warns of multiple zero-days in DGS-3130 Series switches
D-Link shared mitigation measures for multiple unpatched security flaws affecting DGS-3130 series managed Gigabit stackable switches.
Zero-DayZero-day
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Zyxel Switch Hacks Blamed on Patched Flaw Actually Exploited a Zero-Day
Tracked as CVE-2026-107441, the out-of-bounds write flaw could allow attackers to execute OS commands via crafted HTTP requests.
Zero-Day
Zyxel GS1900 Patch Fails to Block Zero-Day Exploit Allowing Root Command Execution
Zyxel GS1900 network switches that received the vendor's earlier fix for an actively exploited flaw are still open to the exploit attackers used, researchers at Binarly found. The exploit lets anyone who can reach a switch's web management interface run commands on it without logging in. Zyxel has r...
Zero-DayHardware/IoT
Zyxel fixes zero-day exploited to hack nearly 1,000 network switches
Zyxel has patched a zero-day vulnerability in its GS1900 series network switches that hackers exploited to compromise nearly 1,000 devices worldwide and steal configuration files and credentials.
Zero-Day
Ivanti patches two more Connect Secure zero-days chained in attacks
Ivanti released security updates to patch two more Connect Secure (ICS) remote access gateway flaws that have been chained in zero-day attacks since at least October 1.
AI/MLCloud SecurityZero-Day
Ivanti Patches Two More Zero-Days Exploited in Connect Secure Attack Chain
CISA has added CVE-2026-111357 and CVE-2026-118527 to its KEV catalog after the Ivanti VPN flaws were chained in zero-day attacks.
AI/MLCloud SecurityZero-Day
New Cisco firewall zero-day exploited to crash SSL VPN devices
Cisco released security updates to patch a denial-of-service zero-day in Adaptive Security Appliance (ASA) and Threat Defense (FTD) software that attackers are exploiting to remotely crash vulnerable firewall devices.
Zero-Day
Cisco SD-WAN Zero-Day Exploitation Tied to Volt Typhoon’s ‘Silent Train’ Network
Cisco Talos linked SD-WAN key-stealing malware to infrastructure overlapping Volt Typhoon’s Silent Train network, which Lumen detailed.
AI/MLZero-DayMalware
Attackers Exploit Second Cisco Firewall VPN Zero-Day Since August
Cisco on Wednesday released fixes for an exploited vulnerability affecting its Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) software. Tracked as CVE-2026-76418 and assigned a CVSS score of 8.6, the bug resides in the Remote Access SSL VPN service. Attack...
Zero-Day
Chinese Hackers Quietly Used Low-Severity ESXi Logging Flaw as Zero-Day
CVE-2026-41709 allows attackers with administrative privileges to perform operations without being logged.
Zero-Day
China-Linked Hackers Exploited VMware ESX Zero-Day to Reduce Audit Trail Visibility
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added a security flaw impacting Broadcom VMware ESX to its Known Exploited Vulnerabilities (KEV) catalog, after CrowdStrike revealed that it had been weaponized by a China-nexus threat actor known as Warp Panda in attacks ...
AI/MLZero-Day
Oracle celebrates end of Cybersecurity Awareness Month with quadruple trouble
Attackers probe another EBS bug, and ShinyHunters' PeopleSoft 0-day turns out to involve three vulns
Zero-Day
Volt Typhoon Used Covert Silent Train Network in Four Zero-Day Exploitation Campaigns
The China-nexus cyber espionage group known as Volt Typhoon has been attributed to a now-disrupted covert access network dubbed Silent Train that has been put to use for zero-day exploitation and strategic access. "First identified in late 2023, Silent Train uses rotating chains of compromised SOHO...
AI/MLZero-DayData Breach
Volt Typhoon hides zero-day attacks using 'Silent Train' framework
Chinese state-sponsored hacking group Volt Typhoon has been using a framework that relies on rotating chains of connected devices compromised on demand, including for zero-day attacks targeting high-value systems.
AI/MLZero-DayData Breach
ShinyHunters-Exploited Oracle PeopleSoft Zero-Day Turns Out to Be Three Chained Flaws
The critical Oracle PeopleSoft bug that ShinyHunters has exploited since May is not one flaw but three chained together, the researchers who reported it said this week. Oracle patched all three under a single identifier, CVE-2026-35273, in June. Its root is a server-side request forgery (SSRF) that...
AI/MLCloud SecurityZero-Day
iOS, macOS 27.2 Patch 286 Bugs; Fix for Exploited Flaw Backported to iOS 18
Apple patched 286 vulnerabilities in iOS and macOS 27.2 and brought the fix for an exploited CoreGraphics zero-day to older iPhones.
Zero-DayHardware/IoTApple
Apple backports CoreGraphics zero-day patches to older iPhones
Apple has backported security patches released last month to older iPhones and iPads, addressing a zero-day bug exploited in "extremely sophisticated" targeted attacks on iOS devices.
Zero-DayHardware/IoTApple
This is Fine: What NetScaler Zero-Days Tell Us About the New Normal
Keep your patch management pipelines primed in case another round of Citrix NetScaler patches get released soon.
Zero-Day
We shouldn't be surprised about the PHPocalypse, as the internet is built on sticks and glue
What better way to celebrate Cybersecurity Awareness Month than warning that three-quarters of the web is about to be set on fire?
Zero-Day
Attackers Exploit Third Arista VCO Zero-Day in Four Months
The critical-severity SQL injection flaw allows attackers to access privileged internal functionality and gain operator privileges.
AI/MLZero-Day
Attackers Exploit Third VeloCloud Orchestrator Zero-Day in Four Months
The critical-severity SQL injection flaw allows attackers to access privileged internal functionality and gain operator privileges.
AI/MLCloud SecurityZero-DayResearchers Demonstrate Node2Shell RCE Exploit on Node.js Build Using Crafted Brotli Data
Malicious Brotli data can make an application on an official build of Node.js run attacker-supplied code, security researchers at Imperva have demonstrated. Their "Node2Shell" proof of concept ran code on the official Node.js 24.22.0 image for Linux arm64, with no debugger or custom build, by feedi...
Zero-DayLinux
Arista Warns of Critical VeloCloud SQL Injection Zero-Day Exploited in Attacks
Attackers are exploiting a zero-day SQL injection flaw in Arista's VeloCloud Orchestrator (VCO), the central management system for VeloCloud SD-WAN networks, the company said in an advisory on October 22. The flaw lets anyone who can log in to the orchestrator, even with a read-only customer accoun...
AI/MLCloud SecurityZero-Day
Arista patches new VeloCloud Orchestrator zero-day exploited in attacks
Arista Networks released security updates to patch an actively exploited zero-day vulnerability affecting VeloCloud Orchestrator (VCO) On-Prem deployments.
Cloud SecurityZero-Day
Two CVSS 9.0 Linux KSMBD RCE Flaws Disclosed on Public Mailing Lists Before Kernel Fixes
Linux servers running KSMBD, the kernel's built-in SMB server, are exposed to two publicly reported remote code execution flaws rated 9.0 by Trend Micro's Zero Day Initiative, with no fix yet in the mainline kernel. One of them, ZDI-CAN-33774, can be triggered before any network authentication. The...
AI/MLCloud SecurityZero-Day
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, tracked as CVE-2026-106173 (CVSS score: 9.4), is a critical path traversal flaw that ...
Zero-Day
⚡ 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 may already be done. This week had plenty of that. Trusted connections became a p...
AI/MLCryptoZero-Day
Prolific Chinese espionage group exploits BeyondTrust zero-day
Researchers said the first known attack by Armory Castle, also known as UNC5221, occurred almost seven weeks ago. The threat group previously compromised Ivanti and Citrix customers.
AI/MLZero-DayData Breach
Chinese APT Exploited BeyondTrust Vulnerability as Zero-Day
Armory Castle exploited CVE-2026-102764 for initial access, deployed custom tools, and deleted logs and artifacts.
Zero-Day
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 2026. The vulnerability, tracked as CVE-2026-102764 (CVSS score: 9.3), is a case o...
Zero-Day
BeyondTrust patches zero-day exploited in attacks since August
BeyondTrust warned customers on Thursday to patch a critical flaw in its Remote Support (RS) that has been exploited in zero-day attacks since late August.
Zero-Day
Palo Alto Networks Patches PAN-OS Zero-Day Exploited for Remote Code Execution
The company says it’s aware of limited exploitation against customers’ firewalls, and it has made IoCs available.
AI/MLZero-Day
Palo Alto Networks warns of PAN-OS RCE flaw exploited in attacks
Palo Alto Networks has released security updates for a high-severity PAN-OS RCE zero-day, tracked as CVE-2026-0322, that has been exploited in attacks targeting firewalls.
Zero-Day
Cisco make-me-root email bug exploited as a 0-day by unknown crims
Both Switchzilla and CISA sound the alarm
AI/MLZero-Day
Microsoft drops an actively exploited zero-day among record high of 1,413 vulnerabilities
In its October Patch Tuesday, the tech giant addressed more defects in one month than any annual total on record. Nearly 4 in 5 vulnerabilities affect Windows.
Zero-DayMicrosoft
Cisco patches new Secure Email Gateway zero-day exploited in attacks
Cisco has patched another actively exploited zero-day flaw in its Secure Email Gateway (SEG) that lets remote unauthenticated attackers execute commands with root privileges.
AI/MLZero-Day
Ivanti patches Connect Secure zero-day after researchers confirm in-the-wild attacks
Vendor promises fix for separate privilege-escalation flaw in the coming weeks
Zero-Day
CISA warns admins to immediately fix Ivanti flaw exploited as zero-day
The U.S. Cybersecurity and Infrastructure Security Agency (CISA) urged security teams to immediately patch an Ivanti Connect Secure (ICS) flaw exploited in zero-day attacks since at least October 1st.
Zero-DayHardware/IoT
curl Patches HTTP/2 Upload Flaw After PoC Demonstrates Client-Side Code Execution
A flaw in how curl handles HTTP/2 uploads lets a malicious server receiving an upload corrupt the client's memory, and the researcher who reported it turned that into code execution on the uploading machine. The curl project fixed it on October 14 in curl 8.23.0. Taking over a client needs exact kn...
Zero-Day
Microsoft Patches Record 1,413 Vulnerabilities, Including Exploited Windows Zero-Day
The most important is CVE-2026-96951, a security feature bypass flaw in Windows that has been exploited in the wild.
Zero-DayMicrosoft
Ivanti misses opportunity to fix vulnerability before attackers got to work and made it a zero-day
The security vendor said it initially discovered a portion of the defect during internal security checks in June, but the company said it didn’t meet the threshold for an out-of-band release. The post Ivanti misses opportunity to fix vulnerability before attackers got to work and made it a zero-day ...
AI/MLZero-Day
Microsoft October 2026 Patch Tuesday fixes 1,411 flaws, 3 zero-days
Today is Microsoft's October 2026 Patch Tuesday, with security updates addressing a record-breaking 1,411 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities.
Cloud SecurityZero-DayMicrosoft
Ivanti Zero-Day Chain Gave Attackers Root Access to Fully Patched VPN
CVE-2026-104935 affects Ivanti Connect Secure and it can be exploited for unauthenticated remote code execution with elevated privileges.
AI/MLZero-DayAttacker Chains Three Ivanti Connect Secure Zero-Days for Root Access, Only Two Patched So Far
An attacker chained three zero-day flaws in Ivanti Connect Secure, a VPN appliance, to run commands as root without logging in, security firm Volexity said on October 13. Ivanti has released fixes for two of the flaws and told customers on affected versions to "act immediately." A fix for the third ...
AI/MLCloud SecurityZero-Day
Anthropic conjures another threat that doesn't exist yet to stoke fears of AI apocalypse
Self-replicating AI botnets could become feasible on IoT hardware within months, claims the Claude maker, if smaller models get smarter
AI/MLZero-DayMalware
Ivanti warns of Connect Secure zero-day exploited in attacks
Ivanti urged customers on Tuesday to immediately patch an actively exploited zero-day vulnerability in the Ivanti Connect Secure (ICS) remote access gateway.
Zero-DayHardware/IoT
⚡ Weekly Recap: Helpdesk 0-Days, Rogue Certs, ShinyHunters Arrest, AI-Fooling Malware and More
Some meetings last longer than it took attackers to jump on a newly disclosed security flaw this week. Within hours, they were already testing it. That's not much time to read the warning, let alone do something about it. But speed is only part of the problem. A secure connection didn't always mean...
AI/MLRansomwareZero-Day
Hackers get $1,262,000 for 98 zero-days at Pwn2Own Ireland
The Pwn2Own Ireland 2026 hacking contest has concluded, with hackers collecting $1,262,000 in rewards after exploiting 98 zero-day flaws.
Cloud SecurityZero-Day
Ransomware recovery CEO indicted after allegedly paying hackers and pocketing millions
Zohar Pinhasi allegedly deceived ransomware recovery clients into a payment scheme disguised as a specialized service that helped victims avoid paying cybercriminals.
RansomwareZero-Day
Attackers Target Critical Atlassian Vulnerability Within Hours of PoC Publication
Threat actors have started targeting CVE-2026-21589, a critical vulnerability in Atlassian’s self-hosted Data Center products.
Zero-Day