Curated Cyber Threat Intelligence

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

scheduleUpdated 2026-10-28 · 04:17 UTC
articleTotal: 1890 reports

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Bitget exchange loses $388M via zero-day in unnamed third-party productcriticalbug_reportVulnerability
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Bitget exchange loses $388M via zero-day in unnamed third-party product

Bitget cryptocurrency exchange. The unnamed third-party security product used by Bitget contained a zero-day vulnerability that allowed credential theft. Hot and warm wallets were compromised; cold wallets unaffected.

Bitget28 Sep · 15:42 UTC
ShinyHunters escalates attacks after Dutch arrest of suspected memberhighperson_alertThreat Actor
person_alertThreat Actor

ShinyHunters escalates attacks after Dutch arrest of suspected member

ShinyHunters is a prolific cybercrime group known for large-scale data theft and extortion operations. The group operates as a collective with multiple members across jurisdictions.

FBI28 Sep · 13:08 UTC
Citrix NetScaler zero-days CVE-2026-88771/88772 exploited in wildcriticalbug_reportVulnerability
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Citrix NetScaler zero-days CVE-2026-88771/88772 exploited in wild

Citrix NetScaler ADC and NetScaler Gateway devices. Specific vulnerable versions not disclosed in advisory. Cortex Xpanse telemetry identifies 50,277 exposed instances potentially vulnerable as of Sept. 27, 2026.

CVE-2026-8877128 Sep · 13:02 UTC
Citrix NetScaler ADC/Gateway RCE zero-days under active exploitationcriticalbug_reportVulnerability
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Citrix NetScaler ADC/Gateway RCE zero-days under active exploitation

Citrix NetScaler ADC and NetScaler Gateway. Specific affected versions not provided in source material. CVE identifiers not yet assigned.

Citrix28 Sep · 06:53 UTC
CISA orders federal agencies to patch exploited Citrix NetScaler RCE flawscriticalbug_reportVulnerability
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CISA orders federal agencies to patch exploited Citrix NetScaler RCE flaws

Citrix NetScaler ADC and NetScaler Gateway all versions prior to 14.1-73.37, 13.1-64.23, 14.1-FIPS 14.1-73.37, and 13.1-FIPS/13.1-NDcPP 13.1.37.279. CVE-2026-88771 affects all default configurations; CVE-2026-88772 requires DTLS enabled (default on V…

Citrix28 Sep · 04:24 UTC
Citrix NetScaler RCE zero-days CVE-2026-88771/88772 exploited in wildcriticalbug_reportVulnerability
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Citrix NetScaler RCE zero-days CVE-2026-88771/88772 exploited in wild

Citrix NetScaler ADC and NetScaler Gateway: versions 14.1 before 14.1-73.37, 13.1 before 13.1-64.23, FIPS editions before 14.1-73.37 FIPS and 13.1-37.279, and Secure Private Access Hybrid deployments.

CVE-2026-8877127 Sep · 14:02 UTC
Citrix NetScaler ADC/Gateway RCE zero-days exploited in the wildcriticalbug_reportVulnerability
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Citrix NetScaler ADC/Gateway RCE zero-days exploited in the wild

Citrix NetScaler ADC and NetScaler Gateway versions prior to 14.1-73.37, 13.1-64.23, and corresponding FIPS/NDcPP releases. CVE-2026-88771 affects all deployments including default configurations.

Citrix27 Sep · 05:47 UTC
ShinyHunters Exploits Oracle PeopleSoft CVE-2026-35273 via WAF Bypasscriticalperson_alertThreat Actor
person_alertThreat Actor

ShinyHunters Exploits Oracle PeopleSoft CVE-2026-35273 via WAF Bypass

ShinyHunters is a financially motivated cybercrime group (tracked by Mandiant as UNC6240) with an established pattern of data theft extortion. The group originated as GnosticPlayers before rebranding to ShinyHunters in 2020.

CVE-2026-3527326 Sep · 09:46 UTC
Kiteworks Issues Precautionary Shutdown After Federal Threat Warninghighperson_alertThreat Actor
person_alertThreat Actor

Kiteworks Issues Precautionary Shutdown After Federal Threat Warning

No specific threat actor has been publicly identified in this incident. Federal intelligence authorities provided credible threat intelligence to Kiteworks indicating that an unspecified threat actor may attempt to target some Kiteworks systems.

Kiteworks26 Sep · 05:48 UTC
Kiteworks urges global server shutdown for zero-day threat mitigationhighbug_reportVulnerability
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Kiteworks urges global server shutdown for zero-day threat mitigation

Kiteworks secure file-sharing platform, all customer deployments worldwide. Specific affected versions not disclosed. Zero-day vulnerability details not yet public.

Kiteworks25 Sep · 19:41 UTC
Check Point Security Gateway VPN RCE exploited in the wild since Sept 12criticalbug_reportVulnerability
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Check Point Security Gateway VPN RCE exploited in the wild since Sept 12

Check Point Security Gateway VPN product (all versions). Vulnerable versions: R81.10, R81.20, R82, R82.10. Also affects Spark firewalls. CVE-2026-85102 impacts VPN certificate-handling; CVE-2026-93616 (Management web service path traversal, exploited…

CVE-2026-8510223 Sep · 17:53 UTC
Arista VeloCloud Orchestrator zero-day CVE-2026-93952 exploited in wildcriticalbug_reportVulnerability
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Arista VeloCloud Orchestrator zero-day CVE-2026-93952 exploited in wild

Arista VeloCloud Orchestrator (VCO) On-Prem deployments with certificate-based authentication enabled. Hosted deployments running VCO versions below 5.2.3.16 (5.x branch), below 6.4.2.8 (6.x branch), 6.1.3.7 and below, and 7.0.0.2 and below are vulne…

Arista Networks23 Sep · 10:29 UTC
F5 BIG-IP APM zero-day enables unauthenticated RCE on OAuth serverscriticalbug_reportVulnerability
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F5 BIG-IP APM zero-day enables unauthenticated RCE on OAuth servers

F5 BIG-IP Access Policy Manager (APM) versions 21.1.0, 17.5.0–17.5.1, and 17.1.0–17.1.3, when configured as OAuth authorization servers with APM access policy and OAuth authorization server profile on the same virtual server.

CVE-2026-9412723 Sep · 06:29 UTC
ShinyHunters Claims FBI Breach via Oracle PeopleSoft Zero-Daycriticalperson_alertThreat Actor
person_alertThreat Actor

ShinyHunters Claims FBI Breach via Oracle PeopleSoft Zero-Day

ShinyHunters is a financially-motivated cybercrime group active since 2019, known for large-scale data breaches and extortion operations. The group has historically targeted organizations across multiple sectors to steal and monetize sensitive data.

Oracle22 Sep · 17:13 UTC
Check Point Management Server zero-day exploited in targeted attackscriticalbug_reportVulnerability
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Check Point Management Server zero-day exploited in targeted attacks

Check Point Security Management Server: R82.20 (no Jumbo Hotfix), R82.10 (Take ≤44), R82 (Take ≤126), R81.20 (Take ≤166), R81.10 (Take ≤190), and R81/R80.x (all end-of-support versions). The vulnerability affects the management server's web service.

CVE-2026-9361622 Sep · 16:29 UTC
Check Point Management Server zero-day exploited in the wildcriticalbug_reportVulnerability
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Check Point Management Server zero-day exploited in the wild

Check Point Security Management Server, Multi-Domain Security Management Server, Log Server, Multi-Domain Log Server, and SmartEvent. Fixed in R82.20 Security Hotfix.

Check Point22 Sep · 14:32 UTC
Zero-day PoC blocks Microsoft Defender updates via disk exhaustionhighbug_reportVulnerability
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Zero-day PoC blocks Microsoft Defender updates via disk exhaustion

Microsoft Defender on all supported Windows versions. No patch available. Tool published September 19, 2026 by Abdelhamid Naceri. No CVE assigned.

Microsoft22 Sep · 14:14 UTC
D-Link DIR-822A routers hit by max-severity zero-day with public exploitcriticalbug_reportVulnerability
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D-Link DIR-822A routers hit by max-severity zero-day with public exploit

D-Link DIR-822A dual-band Wi-Fi routers (legacy models, all firmware versions). CVE-2026-86296 is a stack-based buffer overflow in the DHCP server component (udhcpcd/serverpacket.c).

CVE-2026-8629622 Sep · 10:48 UTC
Cisco ISE auth bypass zero-day exploited; AI agent RCE and browser malwarehighbug_reportVulnerability
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Cisco ISE auth bypass zero-day exploited; AI agent RCE and browser malware

Cisco Identity Services Engine (ISE) - CVE-2026-76460 actively exploited. AI coding agents (Claude Code, OpenAI Codex, GitHub Copilot, Google Gemini CLI) vulnerable to Plugin4Shell RCE.

Cisco21 Sep · 12:24 UTC
ShinyHunters Breaches Clop Ransomware Gang's Leak Site via Grav CMS Flawhighperson_alertThreat Actor
person_alertThreat Actor

ShinyHunters Breaches Clop Ransomware Gang's Leak Site via Grav CMS Flaw

ShinyHunters is an extortion gang active since at least 2019, known for data theft operations and high-profile breaches. The group uses Umbreon (Pokémon) as its logo and has previously defaced HackForums in August 2020.

BleepingComputer19 Sep · 11:48 UTC
Check Point critical flaw allows root RCE on management serverscriticalbug_reportVulnerability
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Check Point critical flaw allows root RCE on management servers

Check Point Security Management Server and Log Server (all deployments, regardless of configuration). CVE-2026-91843 affects the login process via stack-based buffer overflow. All versions prior to latest LivePatch are vulnerable.

Check Point Software18 Sep · 07:34 UTC
Cisco ISE max-severity auth bypass zero-day exploited in the wildcriticalbug_reportVulnerability
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Cisco ISE max-severity auth bypass zero-day exploited in the wild

Cisco Identity Services Engine (ISE) and ISE Passive Identity Connector (ISE-PIC) versions 3.1, 3.2, 3.3, 3.4, and 3.5. CVE-2026-76460 affects all configurations due to insufficient authentication control on an API endpoint.

Cisco17 Sep · 05:20 UTC
CVE-2026-59310: VMware vCenter RCE exploited by ransomware gangscriticalperson_alertThreat Actor
person_alertThreat Actor

CVE-2026-59310: VMware vCenter RCE exploited by ransomware gangs

No specific threat actor attribution is provided. The campaign involves multiple ransomware gangs actively exploiting CVE-2026-59310, a critical directory traversal vulnerability in VMware vCenter.

VMware15 Sep · 10:16 UTC
Cisco Secure Email Gateway zero-day exploited; root RCE via crafted emailcriticalbug_reportVulnerability
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Cisco Secure Email Gateway zero-day exploited; root RCE via crafted email

Cisco Secure Email Gateway (SEG) appliances running vulnerable versions of AsyncOS Software. CVE-2026-76461 affects all physical and virtual appliances regardless of configuration. Over 400 internet-exposed instances tracked by Shadowserver.

Cisco15 Sep · 05:31 UTC
UTA0560 Exploits Chrome-Windows Zero-Day Chain to Deploy GRIMWEDGEhighperson_alertThreat Actor
person_alertThreat Actor

UTA0560 Exploits Chrome-Windows Zero-Day Chain to Deploy GRIMWEDGE

UTA0560 is a Chinese-linked threat actor tracked by Volexity that conducts cyber espionage operations targeting non-governmental organizations. The actor demonstrates sophisticated capabilities in exploiting zero-day vulnerabilities and conducting sp…

Google15 Sep · 03:31 UTC
OpenAI agent swarm exploited RubyGems/RubyDoc for RCE and data exfiltrationcriticalbug_reportVulnerability
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OpenAI agent swarm exploited RubyGems/RubyDoc for RCE and data exfiltration

RubyGems package registry and RubyDoc.info documentation service. Over 2,000 malicious packages published May-June 2026. Exploitation of .yardopts file processing in RubyDoc build system enabled remote code execution.

OpenAI12 Sep · 07:07 UTC
BlueMoon exploit kit chains Windows and Chrome zero-days in espionage opscriticalbug_reportVulnerability
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BlueMoon exploit kit chains Windows and Chrome zero-days in espionage ops

Microsoft Windows (CVE-2026-85880: heap-based buffer overflow in ALPC, older builds targeted); Google Chrome and Chromium-based browsers (CVE-2026-85046: V8 type confusion; CVE-2026-87491: V8 sandbox escape).

Microsoft10 Sep · 12:11 UTC
APT31 Deploys BlueMoon Exploit Kit Chaining Chrome and Windows Zero-Dayshighperson_alertThreat Actor
person_alertThreat Actor

APT31 Deploys BlueMoon Exploit Kit Chaining Chrome and Windows Zero-Days

APT31 (also tracked as Bronze Vinewood, Judgement Panda, JungleBamboo, PerplexedGoblin, RedBravo, TA412, Tide Castle, Violet Typhoon, and ZIRCONIUM) is a China-aligned state-sponsored threat actor conducting espionage operations.

Microsoft9 Sep · 14:34 UTC
Microsoft Sept 2026 Patch Tuesday: 964 CVEs, 2 zero-days under attackcriticalbug_reportVulnerability
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Microsoft Sept 2026 Patch Tuesday: 964 CVEs, 2 zero-days under attack

Microsoft products across the ecosystem. 964 vulnerabilities total: 104 critical, 860 important. Two zero-day vulnerabilities are actively exploited in the wild.

Microsoft9 Sep · 10:33 UTC
Chrome V8 zero-day CVE-2026-87491 exploited in wild for sandbox code executionhighbug_reportVulnerability
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Chrome V8 zero-day CVE-2026-87491 exploited in wild for sandbox code execution

Google Chrome versions prior to 153.0.8010.36/.37 (Windows/macOS) and 153.0.8010.36 (Linux). Affects V8 JavaScript engine. All Chromium-based browsers (Edge, Brave, Opera, Vivaldi) also vulnerable until patched.

CVE-2026-874919 Sep · 07:11 UTC