CVE-2026-19607

A flaw was found in the first-broker-login flow of the keycloak-services component. This component handles the initial authentication and account linking when a user logs in via an external identity provider. The issue allows an attacker to register a matching username on an external provider to...

Cisco Identity Services Engine Multiple Path Traversal Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine ISE and Cisco ISE Passive Identity Connector ISE-PIC could allow a remote attacker to conduct path traversal attacks on an affected device. For more information about these vulnerabilities, see the Details "details" section of this...

Cisco Identity Services Engine Authentication Bypass Vulnerability

A vulnerability in an API of Cisco Identity Services Engine ISE could allow an unauthenticated, remote attacker to bypass authentication. This vulnerability is due to insufficient authentication control on an API endpoint. An attacker could exploit this vulnerability by sending a crafted request ...

Cisco Identity Services Engine Authenticated Remote Code Execution and API Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine ISE could allow an authenticated, remote attacker to conduct SQL injections, modify data, or execute arbitrary commands on the underlying operating system on an affected device. For more information about these vulnerabilities, see the...

Cisco Identity Services Engine Authentication Bypass Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine ISE and Cisco ISE Passive Identity Connector ISE-PIC could allow a remote attacker to access or manipulate data, obtain sensitive information, or cause a reload of certificate and key material on an affected device. For more information...

Cisco Identity Services Engine Remote Code Execution Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine ISE could allow an authenticated, remote attacker to execute arbitrary commands on the underlying operating system of an affected device. To exploit these vulnerabilities, the attacker must have valid administrative credentials. For more...

Cisco Identity Services Engine Command Injection Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine ISE and Cisco ISE Passive Identity Connector ISE-PIC could allow an authenticated, remote attacker to perform command injection attacks on an affected device and execute arbitrary commands as the root user. To exploit these vulnerabilitie...

Cisco Identity Services Engine Hardening Release: September 2026

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Identity Services Engine ISE and Cisco ISE Passive Identity Connector ISE-PIC engineering teams have conducted a comprehensive internal security review. This review resulted in software hardening releases...

Cisco Identity Services Engine RADIUS Denial of Service Vulnerability

A vulnerability in the RADIUS feature of Cisco Identity Services Engine ISE could allow an unauthenticated, remote attacker to cause a denial of service DoS condition on an affected device. This vulnerability is due to improper handling of certain RADIUS requests. An attacker could exploit this...

Cisco Identity Services Engine SQL and HQL Injection Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine ISE and Cisco ISE Passive Identity Connector ISE-PIC could allow an authenticated, remote attacker to conduct SQL or HQL injection attacks on an affected device. These vulnerabilities are due to insufficient validation of user-supplied...

Cisco Identity Services Engine SQL Injection Vulnerabilities

Multiple vulnerabilities in Cisco Identity Services Engine ISE could allow a remote attacker to conduct SQL injection attacks on an affected device. For more information about these vulnerabilities, see the Details "details" section of this advisory. Cisco has released software updates that addre...

Cisco Identity Services Engine Information Disclosure Vulnerability

A vulnerability in the API of Cisco Identity Services Engine ISE could allow an authenticated, remote attacker to view sensitive information on an affected device. To exploit this vulnerability, the attacker must have valid administrative credentials. This vulnerability is due to insufficient...

Cisco Identity Services Engine Cross-Site Scripting Vulnerability

A vulnerability in the web-based management interface of Cisco Identity Services Engine ISE could allow an unauthenticated, remote attacker to conduct a reflected cross-site scripting XSS attack against a user of the interface. This vulnerability exists because the web-based management interface...

Cisco Identity Services Engine Authorization Bypass Vulnerabilities

Multiple vulnerabilities in the web-based management interface of Cisco Identity Services Engine ISE and Cisco ISE Passive Identity Connector ISE-PIC could allow an authenticated, remote attacker to modify parts of the configuration on an affected device. These vulnerabilities are due to the lack...

CVE-2026-19607 Keycloak-services: keycloak-services: broker-originated username collision causes account lockout

A flaw was found in the first-broker-login flow of the keycloak-services component. This component handles the initial authentication and account linking when a user logs in via an external identity provider. The issue allows an attacker to register a matching username on an external provider to...

CVE-2026-19607 Keycloak-services: keycloak-services: broker-originated username collision causes account lockout

A flaw was found in the first-broker-login flow of the keycloak-services component. This component handles the initial authentication and account linking when a user logs in via an external identity provider. The issue allows an attacker to register a matching username on an external provider to...

EUVD-2026-80855

A flaw was found in the first-broker-login flow of the keycloak-services component. This component handles the initial authentication and account linking when a user logs in via an external identity provider. The issue allows an attacker to register a matching username on an external provider to...

CVE-2026-19607

A flaw was found in the first-broker-login flow of the keycloak-services component. This component handles the initial authentication and account linking when a user logs in via an external identity provider. The issue allows an attacker to register a matching username on an external provider to...

CVE-2026-19607

A flaw in the first-broker-login flow of the keycloak-services component in Red Hat build of Keycloak allows an attacker to register a matching username on an external identity provider, triggering a username collision that locks out the legitimate user. The root cause is insufficient validation ...

ch.iterial.keycloak.plugins:keycloak-directus-plugin (>=0.1.0, <=0.7.0), ch.nerdin.keycloak.extensions:avatar-extension (0.0.1) +228 more potentially affected by CVE-2026-19607 via org.keycloak:keycloak-services (>=2.5.0.cr1, <=26.7.3)

org.keycloak:keycloak-services MAVEN version =2.5.0.cr1, =0.1.0, =3.1.13-jdk1.8, =11.0.1, =1.2.6, =1.2.5, =0.1, =0.1, =1.0.1, =0.1, =1.0.1, =0.1, =1.2.0, =24.3.0.0, =26.7.3.0 and more Source cves: CVE-2026-19607 Source advisory: MEND:CVE-2026-19607...