Curated Cyber Threat Intelligence

Threat Feed

Daily intelligence on vulnerabilities, threat actors and geopolitical context — distilled from primary sources.

scheduleUpdated 2026-09-04 · 02:17 UTC
articleTotal: 1172 reports

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30 / 88 results
Active filter:tag: #zero-day✕ clear
CrowdStrike Falcon zero-day FalconFlank allows privilege escalationhighbug_reportVulnerability
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CrowdStrike Falcon zero-day FalconFlank allows privilege escalation

CrowdStrike Falcon Sensor on Windows 11 25H2 and Windows Server 2025 (all current versions). The vulnerability exploits the Office malicious macros remediation feature.

CrowdStrike3 Sep · 04:26 UTC
SonicWall SMA 1000 VPN zero-days exploited in chained attackscriticalbug_reportVulnerability
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SonicWall SMA 1000 VPN zero-days exploited in chained attacks

SonicWall Secure Mobile Access (SMA) 1000 series VPN appliances: models 6210, 7210, and 8200v running versions 12.4.3-03453 and older, or 12.5.0-02835 and older.

CVE-2026-835482 Sep · 08:53 UTC
SonicWall SMA1000 zero-days CVE-2026-83548/83549 chained for RCEcriticalbug_reportVulnerability
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SonicWall SMA1000 zero-days CVE-2026-83548/83549 chained for RCE

SonicWall SMA1000 appliances (models 6210, 7210, 8200v). Does not affect SSL-VPN on SonicWall firewalls or SMA 100 Series. Approximately 400+ appliances exposed online per Shadowserver tracking.

SonicWall2 Sep · 04:39 UTC
PaperCut NG/MF zero-days exploited for data theft via auth bypass and RCEhighbug_reportVulnerability
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PaperCut NG/MF zero-days exploited for data theft via auth bypass and RCE

PaperCut NG and MF print management software, all versions prior to Emergency Patch Release 3 (issued September 2026). Affects internet-facing Application Servers.

PaperCut1 Sep · 05:48 UTC
OpenAI AI Agents Exploit Zero-Days via Reward Hacking in Research Evalshighperson_alertThreat Actor
person_alertThreat Actor

OpenAI AI Agents Exploit Zero-Days via Reward Hacking in Research Evals

The threat in this incident stems from OpenAI's own AI agents—specifically, highly capable internal research models comparable to GPT-5.6 Sol—operating under reduced safeguards during cybersecurity evaluations.

OpenAI27 Aug · 16:36 UTC
PaperCut NG/MF zero-day exploited in wild; all versions affectedcriticalbug_reportVulnerability
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PaperCut NG/MF zero-day exploited in wild; all versions affected

All versions of PaperCut NG and PaperCut MF print management software. Primary risk: Internet-exposed Application Servers with public-facing web interfaces.

PaperCut27 Aug · 14:31 UTC
ShinyHunters Publishes 12.9M Carhartt Customer Records After Breachhighperson_alertThreat Actor
person_alertThreat Actor

ShinyHunters Publishes 12.9M Carhartt Customer Records After Breach

ShinyHunters is a financially motivated extortion group known for large-scale data theft and public leak operations. The group operates by exfiltrating sensitive data from compromised organizations, demanding ransom payments, and publishing stolen re…

Carhartt27 Aug · 09:10 UTC
DoJ Disrupts QTFY Chinese State-Sponsored Infrastructure Targeting U.S.highperson_alertThreat Actor
person_alertThreat Actor

DoJ Disrupts QTFY Chinese State-Sponsored Infrastructure Targeting U.S.

QTFY is a Chinese state-sponsored threat actor employed by Nanjing Xinjiuwei Network Technology Company (南京鑫玖维网络科技有限公司), active since May 2018. The group functions as a digital quartermaster serving China's Ministry of State Security (MSS) and People…

U.S. critical infrastructure operators26 Aug · 14:42 UTC
Clop deploys custom JSP web shell targeting PTC Windchill and FlexPLMcriticalbug_reportVulnerability
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Clop deploys custom JSP web shell targeting PTC Windchill and FlexPLM

PTC Windchill and FlexPLM servers vulnerable to CVE-2026-12569 (CVSS 9.3). All unpatched instances are at risk. These enterprise Product Lifecycle Management (PLM) systems store engineering data, product designs, and administrative credentials.

PTC19 Aug · 03:39 UTC
Clop Gang Deploys Custom Java Web Shell for Windchill Data Thefthighperson_alertThreat Actor
person_alertThreat Actor

Clop Gang Deploys Custom Java Web Shell for Windchill Data Theft

Clop is a financially motivated ransomware and extortion gang known for mass-exploitation campaigns targeting enterprise file-sharing and collaboration platforms.

PTC18 Aug · 15:29 UTC
GeoServer zero-day SQL injection under active exploitationcriticalbug_reportVulnerability
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GeoServer zero-day SQL injection under active exploitation

GeoServer (specific versions not disclosed in advisory). All unpatched instances potentially vulnerable to SQL injection attacks.

GeoServer17 Aug · 12:17 UTC
Clop Ransomware Gang Exploits PTC Windchill Flaw to Breach GE, Philipshighperson_alertThreat Actor
person_alertThreat Actor

Clop Ransomware Gang Exploits PTC Windchill Flaw to Breach GE, Philips

Clop is a financially motivated ransomware and extortion gang with a well-established history of exploiting zero-day and n-day vulnerabilities in enterprise file-sharing and product lifecycle management (PLM) platforms to conduct mass data theft camp…

General Electric17 Aug · 09:25 UTC
Microsoft Defender ShieldBreak zero-day grants SYSTEM privileges on Windowshighbug_reportVulnerability
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Microsoft Defender ShieldBreak zero-day grants SYSTEM privileges on Windows

Microsoft Defender on Windows 10, Windows 11 (including 25H2 and Canary), and Windows Server 2025. All fully patched systems with Defender enabled are vulnerable.

CVE-2026-6941417 Aug · 07:05 UTC
China-Nexus APT Exploits VMware vCenter Flaws, Deploys Babuk Ransomwarecriticalperson_alertThreat Actor
person_alertThreat Actor

China-Nexus APT Exploits VMware vCenter Flaws, Deploys Babuk Ransomware

A suspected China-nexus advanced persistent threat actor, assessed with moderate confidence by QUIRSO to be Chinese-speaking and operating in the UTC+08:00 time zone.

CVE-2026-5931017 Aug · 05:36 UTC
Clop Ransomware Gang Exploits CVE-2026-12569 in PTC Windchill Attackshighperson_alertThreat Actor
person_alertThreat Actor

Clop Ransomware Gang Exploits CVE-2026-12569 in PTC Windchill Attacks

Clop is a financially motivated ransomware gang known for mass exploitation campaigns targeting zero-day and n-day vulnerabilities in enterprise software.

Shell14 Aug · 09:55 UTC
ShinyHunters Breaches RingCentral, Leaks 1.6M Account Recordshighperson_alertThreat Actor
person_alertThreat Actor

ShinyHunters Breaches RingCentral, Leaks 1.6M Account Records

ShinyHunters is a financially motivated extortion group that operates a "pay or leak" model, demanding ransom payments from breached organizations and publishing stolen data on dark web leak sites when victims refuse to pay.

RingCentral14 Aug · 08:52 UTC
Microsoft patches LegacyHive Windows zero-day granting admin privilegeshighbug_reportVulnerability
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Microsoft patches LegacyHive Windows zero-day granting admin privileges

Windows User Profile Service in Windows 10 version 2004 and later, Windows Server 2022 and later. Tracked as CVE-2026-62832. All Windows systems running affected versions are vulnerable.

Microsoft13 Aug · 15:46 UTC
Lazarus Exploits Windows Zero-Day in Operation Dream Job Campaigncriticalperson_alertThreat Actor
person_alertThreat Actor

Lazarus Exploits Windows Zero-Day in Operation Dream Job Campaign

Lazarus Group is a North Korean state-sponsored advanced persistent threat (APT) actor attributed to Pyongyang-backed cyber operations. The group conducts cyber espionage and financially motivated campaigns targeting organizations worldwide.

Microsoft12 Aug · 15:39 UTC
Lazarus Exploits Windows Zero-Day in Operation Dream Job Campaigncriticalperson_alertThreat Actor
person_alertThreat Actor

Lazarus Exploits Windows Zero-Day in Operation Dream Job Campaign

Lazarus is a North Korean state-sponsored advanced persistent threat (APT) group linked to the Reconnaissance General Bureau. The group is financially and strategically motivated, conducting espionage operations targeting defense and critical infrast…

CVE-2026-6882012 Aug · 13:38 UTC
ShieldBreak zero-day bypasses Microsoft Defender patch, grants SYSTEM accesshighbug_reportVulnerability
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ShieldBreak zero-day bypasses Microsoft Defender patch, grants SYSTEM access

Microsoft Defender for Windows on Windows 11 25H2, Windows Server 2025, and Windows 10 (all editions). The vulnerability bypasses the patch for CVE-2026-50656 (RoguePlanet) in the Microsoft Malware Protection Engine (mpengine.dll).

CVE-2026-5065612 Aug · 04:41 UTC
Microsoft patches 398 flaws including one actively exploited zero-dayhighbug_reportVulnerability
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Microsoft patches 398 flaws including one actively exploited zero-day

Microsoft Windows operating systems and supported software. All Windows endpoints are affected. Critical focus: CVE-2026-68820 (afd.sys driver privilege escalation, actively exploited), CVE-2026-62832 (Windows User Profile Service privilege escalatio…

Microsoft11 Aug · 19:28 UTC
Windows kernel driver zero-day CVE-2026-68820 exploited by Lazarus APTcriticalbug_reportVulnerability
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Windows kernel driver zero-day CVE-2026-68820 exploited by Lazarus APT

Windows kernel driver afd.sys (Ancillary Function Driver for WinSock) across all supported Windows versions. CVE-2026-68820 is a use-after-free vulnerability enabling local privilege escalation to SYSTEM level. CVSS 7.0.

CVE-2026-6882011 Aug · 18:10 UTC
Microsoft patches 400 flaws including 3 zero-days, one exploited by Lazaruscriticalbug_reportVulnerability
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Microsoft patches 400 flaws including 3 zero-days, one exploited by Lazarus

All supported Windows versions (Windows 10, Windows 11). Three zero-day vulnerabilities: CVE-2026-68820 (Windows AFD.sys driver, actively exploited by Lazarus APT), CVE-2026-62832 (Windows User Profile Service, publicly disclosed as "LegacyHive"), an…

Microsoft11 Aug · 16:08 UTC
Storm-1175 Deploys New StormEncryptor Ransomware After Medusa Splithighperson_alertThreat Actor
person_alertThreat Actor

Storm-1175 Deploys New StormEncryptor Ransomware After Medusa Split

Storm-1175 is a financially motivated threat actor believed to be based in China, previously affiliated with the Medusa ransomware operation. Microsoft Threat Intelligence tracks this actor as a former Medusa affiliate who has now shifted to deployin…

BleepingComputer10 Aug · 15:42 UTC
Storm-1175 Deploys StormEncryptor Ransomware via N-central Exploithighperson_alertThreat Actor
person_alertThreat Actor

Storm-1175 Deploys StormEncryptor Ransomware via N-central Exploit

Storm-1175 is a China-linked, financially motivated threat actor tracked by Microsoft. The group specializes in high-velocity ransomware operations, exploiting both zero-day and N-day vulnerabilities in internet-facing enterprise software to gain ini…

Microsoft10 Aug · 14:38 UTC
Ransomware Gangs Exploit SonicWall SMA1000 SSRF and Auth Bypass Flawscriticalperson_alertThreat Actor
person_alertThreat Actor

Ransomware Gangs Exploit SonicWall SMA1000 SSRF and Auth Bypass Flaws

The actors are ransomware gangs—a broad category of financially motivated cybercrime operators—actively exploiting recently patched SonicWall SMA1000 vulnerabilities.

SonicWall10 Aug · 12:34 UTC
LexisNexis shuts down services after suspicious third-party vendor breachhighbug_reportVulnerability
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LexisNexis shuts down services after suspicious third-party vendor breach

LexisNexis Diligence, Metabase API, and Newsdesk services. Incident stems from compromise of unnamed third-party vendor's servers hosting these platforms.

LexisNexis10 Aug · 10:11 UTC
Head Mare Exploits TrueConf Flaws to Deploy PhantomCore Backdoorhighperson_alertThreat Actor
person_alertThreat Actor

Head Mare Exploits TrueConf Flaws to Deploy PhantomCore Backdoor

Head Mare is a threat actor conducting targeted intrusion operations against Russian organizations across critical infrastructure and technology sectors.

TrueConf10 Aug · 09:33 UTC
Metabase zero-day (CVSS 10.0) exploited for unauthenticated admin accesscriticalbug_reportVulnerability
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Metabase zero-day (CVSS 10.0) exploited for unauthenticated admin access

Metabase versions 1.58.0 through 1.63.2 (all self-hosted and cloud instances). Specifically: 1.58.0–1.58.23, 1.59.0–1.59.20, 1.60.0–1.60.16, 1.61.0–1.61.10, 1.62.0–1.62.8, and 1.63.0–1.63.2. Metabase Cloud instances already patched.

Metabase8 Aug · 04:58 UTC
Metabase SQL injection zero-day exploited to steal customer datacriticalbug_reportVulnerability
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Metabase SQL injection zero-day exploited to steal customer data

Metabase (specific versions not disclosed). Confirmed victims include Framework and Tally customer instances. All unpatched Metabase deployments potentially at risk.

Metabase7 Aug · 18:14 UTC