{"vulnerability": "cve-2026-20212", "sightings": [{"uuid": "ec3daa62-a10c-4398-9645-489dba679ec2", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20212", "type": "seen", "source": "https://infosec.exchange/users/AAKL/statuses/117202419724203546", "content": "New security advisories.\nBroadcom has addressed several vulnerabilities,two of them critical https://support.broadcom.com/web/ecx/security-advisory #Broadcom  \nCisco: Five advisories, two of them addressing critical vulnerabilities:\n- CRITICAL: CVE-2026-20212: Cisco Nexus 9000 Series Switches Silicon One Remote Code Execution Vulnerability https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-n9k-s1-rce-EH8dEtr\n- CRITICAL: CVE-2026-20274, CVE-2026-20275, and CVE-2026-20276: Cisco IOS XR Software Security Hardening Release: September 2026 https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxr-qg64NcM\nMore: https://sec.cloudapps.cisco.com/security/center/publicationListing.x @TalosSecurity #Cisco #infosec #vulnerability", "creation_timestamp": "2026-09-02T16:36:40.706909Z"}, {"uuid": "7dc605f4-92e1-46f9-8617-2e93c199ff33", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20212", "type": "seen", "source": "https://bsky.app/profile/stemshop.bsky.social/post/3mukjowlcav22", "content": "\ud83d\udea8 CVE-2026-20212 \u2014 CVSS 9.8 CRITICAL\n\nA vulnerability in the Silicon One integration for Cisco Nexus 9000 Series Switches could allow an unauthen...\n\n\ud83d\udd0e https://stemshop.top/cve/CVE-2026-20212\n\n#CVE #CyberSecurity #InfoSec", "creation_timestamp": "2026-09-02T18:07:50.340157Z"}, {"uuid": "14b69a90-44d5-4f16-9206-564eb9d7b7e7", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20212", "type": "seen", "source": "https://bsky.app/profile/stackflag.bsky.social/post/3muks75epr22o", "content": "CVE-2026-20212 - cisco nx-os software\nThe Silicon One integration on Cisco Nexus 9000 series switches listens on two network ports that are open by default. An attacker on the network could connect to those ports, send\u2026\n\nToo many irrelevant or confusing CVEs? Use stackflag.com\n\n#cisco #CVE #infosec", "creation_timestamp": "2026-09-02T20:40:04.731278Z"}, {"uuid": "a226579c-75c0-45f4-a811-cc4751265dea", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20212", "type": "seen", "source": "https://bsky.app/profile/postac001.bsky.social/post/3muktd7pnzy2e", "content": "Cisco Nexus 9000 (Silicon One integration) \u306e\u8106\u5f31\u6027\u3002\u672a\u8a8d\u8a3c\u30fb\u9060\u9694\u653b\u6483\u8005\u304croot\u6a29\u9650\u3067\u30b3\u30fc\u30c9\u5b9f\u884c\u53ef\u80fd\u3002TCP 43210/43211\u7d4c\u7531\u3002S1HAL\u30d7\u30ed\u30bb\u2026\nCVE-2026-20212 CVSS 9.8 | CRITICAL", "creation_timestamp": "2026-09-02T21:00:14.665320Z"}, {"uuid": "5b173b74-221f-4125-ad49-779b0a8da4db", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20212", "type": "seen", "source": "https://infosec.exchange/users/vuldb/statuses/117204418919319730", "content": "A new vulnerability with increased severity was disclosed for Cisco NX-OS Software (CVE-2026-20212) https://vuldb.com/vuln/398242", "creation_timestamp": "2026-09-03T01:05:05.864833Z"}, {"uuid": "66e2d214-4124-4685-be1a-f8d280535b51", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20212", "type": "seen", "source": "https://bsky.app/profile/securityonline.bsky.social/post/3muljngkvs72x", "content": "CVE-2026-20212, a critical Cisco Nexus 9000 vulnerability, lets an unauthenticated attacker gain remote code execution with root privileges. CVSS 9.8.\n\n#Cisco #Nexus9000 #SiliconOne #RCE #NXOS #NetworkSecurity #InfoSec #PatchNow", "creation_timestamp": "2026-09-03T03:39:40.318586Z"}, {"uuid": "5d845477-708e-4754-b791-8160a85661c9", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-20212", "type": "seen", "source": "https://www.govcert.gov.hk/en/alerts_detail.php?id=2046", "content": "", "creation_timestamp": "2026-09-03T08:45:23.593829Z"}, {"uuid": "d6b6d928-fcce-40f4-a71e-e000271d7f84", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "86ecb4e1-bb32-44d5-9f39-8a4673af8385", "vulnerability": "CVE-2026-20212", "type": "seen", "source": "https://www.kyberturvallisuuskeskus.fi/fi/haavoittuvuudet/haavoittuvuus-2026-24", "content": "", "creation_timestamp": "2026-09-03T08:46:13.274772Z"}, {"uuid": "e990224b-0155-43af-b303-9535f9e06c5c", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20212", "type": "seen", "source": "https://bsky.app/profile/o2cloud.bsky.social/post/3mumlia5fbs2h", "content": "\ud83d\udd17 CVE : CVE-2026-20212, CVE-2026-20274, CVE-2026-20275, CVE-2026-20276, CVE-2026-20277, CVE-2026-20278, CVE-2026-20279, CVE-2026-20280, CVE-2026-20281", "creation_timestamp": "2026-09-03T13:45:12.466449Z"}, {"uuid": "ccde9de9-9d25-499d-9fbd-6f048bf39bb1", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20212", "type": "seen", "source": "https://bsky.app/profile/newssecia.bsky.social/post/3mumxrjgvmf2q", "content": "\ud83e\udd16 CVE-2026-20212 (CVSS 9.8): unauthenticated remote RCE as root in Cisco Nexus 9000 switches (Silicon One). Patches out; IOS XR hardening bundles 7 umbrella CVEs, 2 rated 9.8. No workaround.\nhttps://thehackernews.com/2026/09/critical-cisco-nexus-9000-flaw-lets.html", "creation_timestamp": "2026-09-03T17:25:09.465930Z"}, {"uuid": "3d34fb6b-5399-4078-b50c-29bb98adaf1e", "vulnerability_lookup_origin": "1a89b78e-f703-45f3-bb86-59eb712668bd", "author": "9f56dd64-161d-43a6-b9c3-555944290a09", "vulnerability": "CVE-2026-20212", "type": "seen", "source": "https://bsky.app/profile/deafnews-auto.bsky.social/post/3mun2bsvynp22", "content": "CVE-2026-20212: Cisco Nexus 9000 with Silicon One ASIC Exposed to Pre-Auth Root RCE", "creation_timestamp": "2026-09-03T18:10:04.874259Z"}]}