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#zero-day

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Microsoft Defender Zero-Days BlueHammer and RedSun Actively Exploited
CRITICAL
Vulnerabilities

Microsoft Defender Zero-Days BlueHammer and RedSun Actively Exploited

Huntress warns of active exploitation of three Microsoft Defender vulnerabilities, including BlueHammer and RedSun, allowing for privilege escalation.

Runtime Rebel Intel
4 min read·Apr 17, 2026
SharePoint Zero-Day Fixed in Microsoft April 2026 Security Updates
CRITICAL
Vulnerabilities

SharePoint Zero-Day Fixed in Microsoft April 2026 Security Updates

Microsoft addresses 169 vulnerabilities, including an actively exploited SharePoint zero-day. Learn how to secure your environment against these flaws.

Runtime Rebel Intel
3 min read·Apr 15, 2026
VU
CRITICAL
Vulnerabilities

Windows 10 KB5082200 ESU: Patching April 2026 Zero-Day Flaws

Microsoft addresses two critical zero-days in the Windows 10 KB5082200 Extended Security Update. Learn how to secure EOL systems against active exploitation.

Runtime Rebel Intel
3 min read·Apr 14, 2026
Anthropic Mythos Preview Exploits OS Zero-Days: Addressing the Response Gap
CRITICAL
Threat Intel

Anthropic Mythos Preview Exploits OS Zero-Days: Addressing the Response Gap

Anthropic restricts Mythos Preview after it autonomously exploits OS zero-days. Learn how to minimize post-alert gaps as breakout times drop to 29 minutes.

Runtime Rebel Intel
4 min read·Apr 13, 2026
BlueHammer Zero-Day: Windows Local Privilege Escalation Exploit Risks
HIGH
Vulnerabilities

BlueHammer Zero-Day: Windows Local Privilege Escalation Exploit Risks

Researcher Chaotic Eclipse released the BlueHammer zero-day exploit for Windows, enabling local privilege escalation. Learn how to detect and mitigate it.

Runtime Rebel Intel
4 min read·Apr 10, 2026
Chrome Zero-Day and Fortinet Exploits: Weekly Threat Intelligence
CRITICAL
Threat Intel

Chrome Zero-Day and Fortinet Exploits: Weekly Threat Intelligence

Intelligence analysis of the latest Chrome zero-day, Fortinet vulnerabilities, and the Axios security breach, including technical remediation for SOC teams.

Runtime Rebel Intel
3 min read·Apr 6, 2026
DarkSword iOS Exploit Kit: Full Takeover via 6 Flaws and 3 Zero-Days
CRITICAL
Threat Intel

DarkSword iOS Exploit Kit: Full Takeover via 6 Flaws and 3 Zero-Days

Analysis of DarkSword, a sophisticated iOS exploit kit using six vulnerabilities, including three zero-days, for state-sponsored surveillance and data theft.

Runtime Rebel Intel
4 min read·Mar 19, 2026
DarkSword iPhone Exploit Kit: Zero-Day Attacks on iOS Users
CRITICAL
Threat Intel

DarkSword iPhone Exploit Kit: Zero-Day Attacks on iOS Users

DarkSword, an advanced iPhone exploit kit, leverages multiple zero-day vulnerabilities to target users in Saudi Arabia, Turkey, Malaysia, and Ukraine for espionage and

Runtime Rebel Intel
4 min read·Mar 19, 2026
CVE-2026-20131: Interlock Ransomware Exploits Cisco FMC — Patch Now
CRITICAL
Malware

CVE-2026-20131: Interlock Ransomware Exploits Cisco FMC — Patch Now

Interlock ransomware actors are exploiting CVE-2026-20131, a critical 10.0 CVSS zero-day in Cisco FMC, to gain unauthenticated root access and deploy malware.

Runtime Rebel Intel
3 min read·Mar 18, 2026
VU
CRITICAL
Vulnerabilities

CVE-2024-4947 and CVE-2024-4948: Google Patches Chrome Zero-Days

Google has patched CVE-2024-4947 and CVE-2024-4948, two high-severity Chrome zero-days exploited in the wild. Learn how to secure your browser environments.

Runtime Rebel Intel
3 min read·Mar 13, 2026
Qualcomm 0-Day and iOS Exploit Chains: Impact & Mitigation Strategies
CRITICAL
Threat Intel

Qualcomm 0-Day and iOS Exploit Chains: Impact & Mitigation Strategies

This weekly recap details active exploitation of a Qualcomm zero-day, iOS exploit chains, and emerging 'AirSnitch' attack methods. Learn what defenders should prioritize.

Runtime Rebel Intel
4 min read·Mar 9, 2026
TH
HIGH
Threat Intel

2025 Zero-Day Exploitation Review: Enterprise & OS Targets Dominate

GTIG's 2025 zero-day review reveals 90 in-the-wild exploits, with a record 48% targeting enterprise tech and a surge in OS vulnerabilities. Includes actor TTPs.

Runtime Rebel Intel
5 min read·Mar 5, 2026