[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fbnMc1c8bvUIMKLgxpuc4qknbB4URvPUH7LjWTiqn3BI":3},{"article":4,"iocs":49,"watch_terms":50,"solutions":51,"lesson":152},{"id":5,"title":6,"slug":7,"summary":8,"ai_summary":9,"brief":10,"url":11,"image_url":12,"published_at":13,"ingested_at":14,"relevance_score":15,"entities":16,"category_id":31,"category":32,"article_tags":36},"67331cf5-5ac6-4957-ac70-7b5a679da79d","Researcher Releases FalconFlank PoC Showing Privilege Escalation in CrowdStrike Falcon","researcher-releases-falconflank-poc-showing-privilege-escalation-in-crowdstrike--21d7fb","The security researcher known as Chaotic Eclipse (aka INFINITE NIGHTMARE, MSNightmare, and Nightmare-Eclipse) has dropped a new zero-day dubbed FalconFlank, a privilege escalation flaw impacting Crowdstrike Falcon. \"FalconFlank is a 0day privilege escalation that abuses the office malicious macros remediation in CrowdStrike Falcon Sensor,\" the researcher said in a GitHub README file, adding","Security researcher Chaotic Eclipse has released a proof-of-concept for FalconFlank, a zero-day privilege escalation vulnerability affecting CrowdStrike Falcon Sensor. The flaw reportedly abuses the product's remediation process for malicious Office macros, allowing an attacker to gain elevated privileges on a compromised system. This follows recent disclosures by the same researcher of similar privilege escalation flaws impacting Kaspersky and Microsoft Defender.","Researcher releases FalconFlank PoC, a zero-day privilege escalation flaw in CrowdStrike Falcon.","https:\u002F\u002Fthehackernews.com\u002F2026\u002F09\u002Fresearcher-releases-falconflank-poc.html","https:\u002F\u002Fblogger.googleusercontent.com\u002Fimg\u002Fb\u002FR29vZ2xl\u002FAVvXsEjmg6caSDWQVOPIIl9NAXS4ofXmOdWz1eIGPMKMLCbHXc_uWiv11QNh2k-f43JAoVVQNMQj54d2yqJ_iO9vzwIO8nvQIyxr7N6GDCKsYDmSJEpyjiUBsY-zhMcmfEsWcEqDrKvrEkXxQC1LPldFXkqbJHO81V7oHnsRtuyjMZKzubBjwrK_yQ2xT2om89Ja\u002Fs1600\u002Fwindows-exploit.jpg","2026-09-03T06:26:59+00:00","2026-09-03T08:00:07.2757+00:00",9,[17,20,22,24,26,29],{"name":18,"type":19},"Chaotic Eclipse","threat_actor",{"name":21,"type":19},"INFINITE NIGHTMARE",{"name":23,"type":19},"MSNightmare",{"name":25,"type":19},"Nightmare-Eclipse",{"name":27,"type":28},"CrowdStrike Falcon Sensor","product",{"name":30,"type":28},"Microsoft Defender","80544778-fabb-4dcd-aa35-17492e5dcf4f",{"id":31,"icon":33,"name":34,"slug":35},null,"Vulnerabilities","vulnerabilities",[37,42,44],{"category":38},{"id":39,"icon":33,"name":40,"slug":41},"574f766a-fb3f-487c-8d2c-0720ae75471b","Zero-day","zero-day",{"category":43},{"id":31,"icon":33,"name":34,"slug":35},{"category":45},{"id":46,"icon":33,"name":47,"slug":48},"e7b231c8-5f79-4465-8d38-1ef13aea5a14","Threat Intelligence","threat-intelligence",[],[27,30],{"controls":52,"vendors":140},[53,82,111],{"slug":54,"name":55,"problem":56,"products":57},"vulnerability-management","Vulnerability scanning and prioritisation","You know which systems are vulnerable, and which ones to fix first.",[58,66,74],{"vendor_slug":59,"vendor_name":60,"vendor_logo":61,"product_slug":62,"product_name":63,"url":64,"description":65},"axonius","Axonius","\u002Fvendor-logos\u002Faxonius.png","axonius-exposures","Axonius Exposures","https:\u002F\u002Fwww.axonius.com\u002Fplatform\u002Fexposures","Brings findings from different scanners together with asset and business context, to show what matters most and track fixes to the end.",{"vendor_slug":67,"vendor_name":68,"vendor_logo":69,"product_slug":70,"product_name":71,"url":72,"description":73},"rapid7","Rapid7","\u002Fvendor-logos\u002Frapid7.png","insightvm","Rapid7 Exposure Command (InsightVM)","https:\u002F\u002Fwww.rapid7.com\u002Fproducts\u002Finsightvm\u002F","Vulnerability scanning and risk-based prioritisation; InsightVM is now part of Exposure Command, alongside attack surface and cloud risk.",{"vendor_slug":75,"vendor_name":76,"vendor_logo":77,"product_slug":78,"product_name":79,"url":80,"description":81},"tenable","Tenable","\u002Fvendor-logos\u002Ftenable.png","tenable-vulnerability-management","Tenable Vulnerability Management","https:\u002F\u002Fwww.tenable.com\u002Fproducts\u002Fvulnerability-management","Cloud-based vulnerability scanning and prioritisation, built on Nessus.",{"slug":83,"name":84,"problem":85,"products":86},"patch-management","Automated patch management","Known holes get closed in days, not months.",[87,95,103],{"vendor_slug":88,"vendor_name":89,"vendor_logo":90,"product_slug":91,"product_name":92,"url":93,"description":94},"action1","Action1","\u002Fvendor-logos\u002Faction1.png","action1-patch-management","Action1 Patch Management","https:\u002F\u002Fwww.action1.com\u002F","Cloud-native patch management for Windows, macOS and third-party applications.",{"vendor_slug":96,"vendor_name":97,"vendor_logo":98,"product_slug":99,"product_name":100,"url":101,"description":102},"ninjaone","NinjaOne","\u002Fvendor-logos\u002Fninjaone.png","ninjaone-patch-management","NinjaOne Patch Management","https:\u002F\u002Fwww.ninjaone.com\u002Fpatch-management\u002F","Automated patching of operating systems and third-party applications from the cloud.",{"vendor_slug":104,"vendor_name":105,"vendor_logo":106,"product_slug":107,"product_name":108,"url":109,"description":110},"ivanti","Ivanti","\u002Fvendor-logos\u002Fivanti.png","neurons-patch-management","Ivanti Neurons for Patch Management","https:\u002F\u002Fwww.ivanti.com\u002Fproducts\u002Fivanti-neurons-for-patch-management","Risk-based patch management for operating systems and third-party applications.",{"slug":112,"name":113,"problem":114,"products":115},"endpoint-detection-response","Endpoint detection and response (EDR and XDR)","Malware and hands-on-keyboard attackers on laptops and servers get spotted and stopped.",[116,124,132],{"vendor_slug":117,"vendor_name":118,"vendor_logo":119,"product_slug":120,"product_name":121,"url":122,"description":123},"eset","ESET","\u002Fvendor-logos\u002Feset.png","eset-protect","ESET PROTECT","https:\u002F\u002Fwww.eset.com\u002Fint\u002Fbusiness\u002Fsolutions\u002Fendpoint-protection\u002F","Endpoint protection platform with detection and response add-ons.",{"vendor_slug":125,"vendor_name":126,"vendor_logo":127,"product_slug":128,"product_name":129,"url":130,"description":131},"palo-alto-networks","Palo Alto Networks","\u002Fvendor-logos\u002Fpalo-alto-networks.png","cortex-xdr","Cortex XDR","https:\u002F\u002Fwww.paloaltonetworks.com\u002Fcortex\u002Fcortex-xdr","Endpoint detection and response with extended detection across network, cloud and identity.",{"vendor_slug":133,"vendor_name":134,"vendor_logo":135,"product_slug":136,"product_name":137,"url":138,"description":139},"sentinelone","SentinelOne","\u002Fvendor-logos\u002Fsentinelone.png","singularity-endpoint","Singularity Endpoint","https:\u002F\u002Fwww.sentinelone.com\u002Fplatform\u002Fendpoint-security\u002F","Endpoint protection and detection with automated response and rollback.",[141,147],{"slug":142,"name":143,"logo_path":144,"roles":145},"crowdstrike","CrowdStrike","\u002Fvendor-logos\u002Fcrowdstrike.png",[146],"affected",{"slug":148,"name":149,"logo_path":150,"roles":151},"microsoft","Microsoft","\u002Fvendor-logos\u002Fmicrosoft.png",[146],{"slug":153,"title":154,"body":155,"framework_refs":156,"framework_notes":166},"privilege-escalation-poc-exposes-crowdstrike-falcon-zero-day","Privilege Escalation PoC Exposes CrowdStrike Falcon Zero-Day","A security researcher has publicly released a proof-of-concept exploit (FalconFlank) demonstrating a zero-day privilege escalation vulnerability in CrowdStrike Falcon Sensor, abusing the product's own macro remediation workflow to elevate attacker privileges. This is particularly alarming because it weaponizes a trusted security tool against the very systems it is meant to protect, effectively turning a defensive control into an attack vector. The fact that similar flaws were also disclosed in Kaspersky and Microsoft Defender highlights a systemic issue with how security software handles remediation processes without sufficient privilege boundaries. Until a vendor patch is available, organizations relying on these tools may face elevated risk from insider threats or attackers who have already achieved initial access.",[157,158,159,160,161,162,163,164,165],"CIS Control 7: Continuous Vulnerability Management","CIS Control 4: Controlled Use of Administrative Privileges","CIS Control 8: Audit Log Management","NIST SP 800-53 SI-2: Flaw Remediation","NIST SP 800-53 AC-6: Least Privilege","NIST SP 800-53 RA-5: Vulnerability Monitoring and Scanning","NIST CSF ID.RA-1: Asset Vulnerabilities are Identified","MITRE ATT&CK T1068: Exploitation for Privilege Escalation","ISO\u002FIEC 27001 A.12.6.1: Management of Technical Vulnerabilities",{}]