Microsoft Sets a New Record in September Patch Tuesday With 974 Vulnerabilities Fixed
Microsoft's September 2026 Patch Tuesday update set an all-time record, fixing between 972 and 974 vulnerabilities across its software portfolio, including more than 110 flaws classified as critical and 20 "wormable" bugs. The issues fixed include two zero-day vulnerabilities actively exploited in real-world attacks. One of these is CVE-2026-69414 (known as ShieldBreak), a privilege escalation vulnerability in Microsoft Defender. Just…
Read the article →
Brevo supply chain attack exposes over 100,000 websites
Brevo, the French marketing and communications platform formerly known as Sendinblue, suffered a supply chain attack that may have affected more than 100,000 websites. On September 10, the attackers reportedly exploited a vulnerability in…
Read the article →
Theft of Over $351 Million from Bitget Attributed to North Korean Actors
Cryptocurrency exchange Bitget detected unauthorized transfers on September 24 from a limited number of hot and warm wallets, with a reported value of at least $351.6 million. Some sources initially estimated the losses at…
Read the article →
FortiBleed Campaign Compromises Over 86,000 Fortinet Firewalls Globally
The FBI and the U.S. Secret Service have issued a joint alert regarding 'FortiBleed,' a massive credential-harvesting campaign that has already compromised 86,644 Fortinet FortiGate devices and SSL VPN gateways across 194 countries. The…
Read the article →
Cisco Secure Email Gateway zero-day actively exploited with root privileges
Cisco has fixed CVE-2026-76461, a critical vulnerability with a CVSS score of 9.8 affecting Secure Email Gateway that is already being exploited in real-world attacks. The flaw stems from insufficient validation in AsyncOS email…
Read the article →
Cisco ISE Zero-Day with CVSS Score of 10 Actively Exploited
Cisco has confirmed the active exploitation of CVE-2026-76460, a critical authentication bypass vulnerability in Identity Services Engine, a platform used to control identities, devices, and access to corporate networks. The flaw stems from insufficient…
Read the article →
CISA Reports Active Attacks Against Microsoft SharePoint and MikroTik RouterOS
The U.S. Cybersecurity and Infrastructure Security Agency has added two flaws affecting Microsoft SharePoint and MikroTik RouterOS to its Known Exploited Vulnerabilities catalog, confirming that they are being actively exploited. These include CVE-2026-65660, a…
Read the article →
Exploitation of New Citrix NetScaler Zero-Days Becomes Widespread
Two serious vulnerabilities in Citrix NetScaler ADC and Gateway products are creating an emergency for organizations that expose these devices to the Internet. CVE-2026-88771, which can be exploited remotely in vulnerable default configurations, was…
Read the article →
New Attack Vector Against Citrix NetScaler After Initial Patches
Researchers and administrators are reporting exploit activity against Citrix NetScaler, including on systems updated for CVE-2026-88771 and CVE-2026-88772. According to the information shared, the new method uses SAML requests to achieve malicious code execution…
Read the article →
Critical Atlassian Vulnerability Exploited Hours After Details Were Published
Malicious actors are exploiting CVE-2026-21589, a critical vulnerability with a CVSS score of 9.3 affecting eight Atlassian Data Center products, including Confluence, Jira, Bitbucket, Bamboo, and Crowd. The flaw allows an unauthenticated attacker to…
Read the article →
F5, Check Point, and Arista: Four Exploited Vulnerabilities Added to CISA KEV Catalog
Critical Zero-Day in Cisco Catalyst SD-WAN Manager Actively Exploited
Critical FortiMail zero-day actively exploited and added to the KEV catalog
Critical Pre-Authentication Vulnerability in Orkes Conductor Actively Exploited
Foreign Hackers Manipulate the Operational Systems of Two Colorado Water Utilities
An OpenAI agent bypassed the controls of an Australian healthcare portal
FBI and DOJ Disrupt Flax Typhoon Infrastructure Targeting Critical Networks
Critical VM-Escape Vulnerability Fixed in VMware Workstation and FusionF5, Check Point, and Arista: Four Exploited Vulnerabilities Added to CISA KEV CatalogCritical Zero-Day in Cisco Catalyst SD-WAN Manager Actively ExploitedCritical FortiMail zero-day actively exploited and added to the KEV catalogCritical Pre-Authentication Vulnerability in Orkes Conductor Actively ExploitedForeign Hackers Manipulate the Operational Systems of Two Colorado Water UtilitiesAn OpenAI agent bypassed the controls of an Australian healthcare portalFBI and DOJ Disrupt Flax Typhoon Infrastructure Targeting Critical NetworksCritical VM-Escape Vulnerability Fixed in VMware Workstation and Fusion- Citrix NetScaler zero-day exploited to take SAML deployments offline
- Historic Record for September 2026 Patch Tuesday With 973 Vulnerabilities Fixed
- GitLab fixes CVSS 10 vulnerability already targeted by hostile scans
- Cisco Secure Email Gateway: critical vulnerability actively exploited to gain root privileges
- Cisco Fixes a Wide Range of Vulnerabilities in ISE, Including an Already Exploited Flaw
- Two critical Citrix NetScaler zero-days exploited before patches became available
- Two Citrix NetScaler Zero-Days Exploited Globally
- Citrix NetScaler zero-day exploited to gain root access