CVE-2026-76423

LOW

Signal is active with 2 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

0.0/ 10 priority

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

STABLE

Threat summary

  • 3 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Peaked at 2 mentions on most recent observed day (2026-09-17)
  • 3 total mentions across 2 days

Deep dive

Activity timeline3 mentions / 2d
01122Mentions · 2026-09-16: 1Mentions · 2026-09-17: 209-1609-17
Referenced assets4 URLs
Full discourse3 posts
  • starlabs@starlabs_sg

    🚨 We went looking at Cisco ISE and got a buffet spread. CVE-2026-76423: unauth auth bypass, CVSS 10.0. Full admin, no login and many others. Patched. 9 CVEs for @CurseRed & Tevel Sho, part of ~30 we reported. https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-multi-hrP9jQSQ https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ise-mult-vul-ymSsTLCc

    120101837
    10.3K followersView on X
  • zoomeyebot@zoomeyebot

    🚨 Cisco ISE API Authentication Bypass (CVE-2026-76423, CVSS 10.0) Reaches Admin Access Critical Vulnerability Alert! Cisco Identity Services Engine (ISE) and ISE Passive Identity Connector is affected by CVE-2026-76423. 🔍 Identify Targets via ZoomEye: Search Dork: app="Cisco Identity Services Engine" Exposure: 883.6k instances identified globally. ZoomEye Search Link: 👉 https://www.zoomeye.ai/searchResult?q=YXBwPSJDaXNjbyBJZGVudGl0eSBTZXJ2aWNlcyBFbmdpbmUi Cisco,ISE,CVE-2026-76423,AuthenticationBypass,NetworkSecurity

    0000020
    11 followersView on X
  • Kaitan ID Security@KaitanSecurity

    🚨 CRITICAL — CVE-2026-76423 Cisco Identity Services Engine Vulnerabilities CVSS 10.0 🔴 No patch yet Full analysis → https://sec.kaitan.id/cves/CVE-2026-76423 #Cisco #CyberSecurity #InfoSec

    0000024
    88 followersView on X

Explore more