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Archives for January 2026

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Articles


18 Posts

Fortinet and WinRAR Exploitation, Google’s IPIDEA Disruption, and Our Favorite Cybersecurity Creators

It was a busy week in the cybers! Today we start with the targeted exploitation of another Fortinet vulnerability (CVE-2026-24858) that enables simple authentication bypass (1:15), then we discuss Google’s disruption of a large residential proxy network called IPIDEA that has been abused by hundreds of threat actors (5:40), then we talk about the continued attacks on an older WinRAR […]

By Dennis Fisher

January 30, 2026 | 1 min read

GooglePodcastVulnerability

Ivanti Discloses Exploited Critical EPMM Flaws

The vulnerabilities (CVE-2026-1281 and CVE-2026-1340) could lead to unauthenticated remote code execution if successfully exploited.

By Decipher

January 30, 2026 | 2 min read

ivanti

Google Disrupts IPIDEA Residential Proxy Network

Google researchers observed more than 550 individual threat groups using IPIDEA exit nodes during a one-week period earlier this month. 

By Dennis Fisher

January 29, 2026 | 3 min read

GoogleMalware

Fortinet Warns of Critical Flaw After FortiCloud SSO Exploitation

Fortinet is rolling out updates for CVE-2026-24858, with fixes for some versions available as of Tuesday, and others in releases that are upcoming at an unspecified date.

By Decipher

January 28, 2026 | 2 min read

Fortinet

Cybercrime and APT Groups Exploiting WinRAR Bug

Exploitation of CVE-2025-8088 in the wild began before disclosure, with attacks confirmed as early as July 18, 2025.

By Dennis Fisher

January 27, 2026 | 4 min read

MicrosoftVulnerability

Microsoft Releases Emergency Patch for CVE-2026-21509

The vulnerability (CVE-2026-21509) requires user interaction for an attack to succeed, with the most likely vector being an attacker sending a malicious Office file to a victim, who then opens it. 

By Dennis Fisher

January 26, 2026 | 1 min read

MicrosoftVulnerability
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