Microsoft's October 2026 Patch Tuesday addresses 1,407 CVEs across 301 products and components, the largest release on record for the second consecutive month. 69 are rated critical, 1,337 important and 1 low. Two zero-days are fixed: CVE-2026-96951, a Windows Shell security feature bypass exploited in the wild, and CVE-2026-108398, a .NE…
F5 Labs, using Efflux sensor telemetry, reports a campaign that began on 2025-06-08. One actor is exploiting TP-Link AX21 routers (CVE-2023-1389, command injection in the country query parameter) and Raisecom web interfaces (CVE-2024-7120) to deliver a new malware family named NoBooze1. Four source IPs and three stage-one hosts were rotat…
This weekly recap covers several concurrent incidents. ConnectWise disabled seven application identities and suspended Cloud Backup after unknown actors abused them to compromise Microsoft 365 tenants. China-nexus Armory Castle (UNC5221 / Warp Panda) exploited BeyondTrust Remote Support flaw CVE-2026-102764 (CVSS 9.3) as a zero-day in lat…
F5 Labs, using Efflux sensor telemetry, analyzed December 2025 exploitation of React2Shell (CVE-2025-55182), a CVSS 10.0 unsafe deserialization RCE in React Server Components. It was disclosed on 3 December 2025 and rose to second place among the most exploited CVEs, behind only CVE-2017-9841. Within days of disclosure, actors moved from …
Group-IB research describes a widespread campaign by an operator tracked as k0t that targets FortiGate, FortiWeb and Palo Alto GlobalProtect appliances to steal credentials, persist and exfiltrate corporate data. More than 70,000 exposed credentials were identified across network-device records, LDAP dumps and other artifacts. Many FortiG…
SOCRadar's Threat Research Unit (STRU) found open directories on 45.227.254.43 in late September 2026. They led to six more adversary servers tied to INC Ransom and The Gentlemen affiliates. The servers held 8,257 AI messages across 133 sessions, source code, stolen credentials, victim workspaces and 46 victim-specific INC encryptor build…
A joint advisory (AA26-194a) from NSA, CISA, FBI, DC3 and 15 allied agencies warns that Russian FSB Center 16 cyber actors continue to opportunistically compromise poorly configured and vulnerable networking devices worldwide, primarily routers. The advisory builds on the FBI's August 2025 PSA on the decade-plus campaign and adds TTPs. Go…
Kaspersky GERT reports that the NightEagle APT (also tracked as APT-Q-95), active since at least 2023 and previously focused on Asia, is now attacking businesses in Russia. The attackers usually gain access through compromised valid credentials on corporate VPNs, connecting from Russian IPs tied to Cloudflare WARP tunnels and from Europea…