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 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 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 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 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 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...

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 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 ...

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...

CVE-2026-17526 Keycloak-services: keycloak-services: privilege escalation via impersonation role allows takeover of realm administrator accounts

Keycloak is an open-source identity and access management solution. A vulnerability was discovered where a user with the impersonation role can impersonate a realm administrator. This allows the attacker to gain full administrative control over the realm, including the ability to manage users,...

CVE-2026-17526 Keycloak-services: keycloak-services: privilege escalation via impersonation role allows takeover of realm administrator accounts

Keycloak is an open-source identity and access management solution. A vulnerability was discovered where a user with the impersonation role can impersonate a realm administrator. This allows the attacker to gain full administrative control over the realm, including the ability to manage users,...

CVE-2026-17526

CVE-2026-17526 is a privilege escalation vulnerability in Keycloak (open-source identity and access management), specifically in the keycloak-services component. A user holding the impersonation role can impersonate a realm administrator , gaining full administrative control over the realm—includ...

keycloak-services: keycloak-services: unauthenticated DoS via unbounded locale caching

A flaw was found in the theme localization endpoints of the keycloak-services component, which is the core service responsible for authentication flows and theme management in Keycloak. The issue occurs because the system accepts arbitrary locale tags from unauthenticated requests and stores them...

keycloak-services: keycloak-services: SAML Redirect DEFLATE helpers leak native zlib state

A flaw was found in the SAML Redirect Binding implementation of Keycloak, an open-source identity and access management solution. The issue occurs because the custom DEFLATE compression and decompression helpers fail to release native zlib memory after use. An unauthenticated attacker can exploit...

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...

keycloak-services: keycloak-services: Incomplete fix for arbitrary filesystem path probing via keystore parameters

A flaw was found in the key provider component of the keycloak-services library, which is the core engine for the Red Hat Build of Keycloak. The issue occurs because a previous fix for path probing was incomplete, allowing a realm administrator to still submit arbitrary filesystem paths as keysto...

keycloak-services: keycloak-services: Incomplete fix for CVE-2026-15573 allows policy enforcer bypass via percent-encoded URI segments

Keycloak provides a policy enforcer to protect applications by matching incoming web requests against defined security policies. A flaw was found where the enforcer fails to correctly normalize web addresses that contain special encoded characters, such as those representing semicolons or directo...

keycloak-services: keycloak-services: Required signed-JWT assertion policy can be bypassed with unsigned assertion headers

Keycloak provides a mechanism called Client Policies to enforce security requirements on clients, such as requiring them to use signed JWTs for authentication. A flaw was discovered where this enforcement can be bypassed. An attacker with valid client credentials can provide a fake, unsigned...

keycloak-services: keycloak-services: Authenticator config endpoint exposes raw reCAPTCHA secrets to view-only admins

A flaw was found in the authentication configuration endpoint of the keycloak-services component, which is the core engine for Red Hat Build of Keycloak identity and access management. The issue occurs because the system fails to mask sensitive configuration values, such as reCAPTCHA secret keys,...