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Vulnerability

CVE-2026-76460

Identifier for an authentication bypass flaw in an API endpoint of Cisco Identity Services Engine and the ISE Passive Identity Connector, rated CVSS 10.0.

Current stories

buildOne report1 publisher

Cisco patches a CVSS 10.0 ISE bypass that reaches root through its gateway-fronted management API

Cisco rated a flaw in Identity Services Engine's management API CVSS 10.0 because one crafted, unauthenticated request could reach root. A dev.to analysis traces the likely gap to route coverage in the Kong-derived gateway that authenticates the API, a risk any proxy-authenticated service shares.

Publishers:dev.to

Reality

Evidence50
Adoption
Not scored
Hype gap+15
Incentives
Not scored
Confidence55
securityConfirmed10 publishers

Cisco patches an ISE authentication bypass attackers used before the fix existed

CVE-2026-76460 scores a CVSS 10.0, affects Cisco ISE and ISE-PIC in every configuration, and has no workaround. CISA added it to the KEV catalog the day the patches shipped and gave federal agencies three days.

Perspective Coverage

10 publishers
Builder
Builder 16%
Operator
Operator 74%
Investor
Investor 10%

Reality

Evidence82
Adoption
Not scored
Hype gap+5
Incentives30
Confidence80
buildOne report1 publisher

Exploited Cisco ISE flaw gives unauthenticated attackers root on the node that grants network access

Cisco confirmed attackers are exploiting CVE-2026-76460, a CVSS 10.0 flaw giving unauthenticated root on Identity Services Engine. ISE decides which devices join the network, so a rooted node hands over every access decision and the device credentials it stores.

Publishers:dev.to

Reality

Evidence55
Adoption
Not scored
Hype gap+8
Incentives
Not scored
Confidence50
buildOne report1 publisher

F5 and Cisco report live exploitation in two of the three security products Canada's Cyber Centre flagged

F5 and Cisco say attackers are exploiting flaws in BIG-IP APM and ISE, two of the three security products in Canada's September 2026 Cyber Centre alerts. Three alerts are too few to show a trend in attacker targeting, but the two exploited products need fixed software now.

Publishers:dev.to

Reality

Evidence45
Adoption
Not scored
Hype gap−5
Incentives
Not scored
Confidence50
securityOne report1 publisher

Eclypsium finds the month's exploited infrastructure flaws again in the management consoles

Eclypsium tracked 158 infrastructure advisories between August 25 and September 17. The exploited maximum-severity flaws it highlights are authentication bypasses in Cisco's Firewall Management Center and Identity Services Engine.

Reality

Evidence62
Adoption72
Hype gap+14
Incentives65
Confidence58
securityOne report1 publisher

Attackers are bypassing authentication on Cisco ISE with a crafted API request

Cisco says CVE-2026-76460 is under active exploitation. It scores 10.0, needs no credentials, and puts an unauthenticated attacker past the web management interface of an Identity Services Engine appliance.

Reality

Evidence45
Adoption30
Hype gap−10
Incentives50
Confidence48
securityOne report1 publisher

Attackers hit Cisco's email gateway with a SQL injection zero-day before the patch shipped

CVE-2026-76461 is one of three flaws confirmed under active attack in a single week. Revolut's customer records left by a different route, a request sent from an email address on a government agency's own domain.

Reality

Evidence42
Adoption62
Hype gap+12
Incentives58
Confidence47
buildOne report1 publisher

A crafted HTTP request runs commands as root on unpatched Cisco ISE nodes

Cisco and CISA confirm CVE-2026-76460 is being exploited in the wild. The flaw sits in the ISE and ISE-PIC management API, scores 10.0, and affects vulnerable releases whatever optional features are turned on.

Publishers:dev.to

Reality

Evidence62
Adoption52
Hype gap0
Incentives30
Confidence58