CVE-2026-3055: Citrix NetScaler ADC and NetScaler Gateway Out-of-Bounds Read

Overview On March 23, 2026, Citrix published a security advisory for a critical vulnerability affecting their NetScaler ADC formerly Citrix ADC and NetScaler Gateway formerly Citrix Gateway products. This vulnerability, CVE-2026-3055, which is classified as an out-of-bounds read and holds a CVSS...

Directory Traversal

Overview github.com/ory/oathkeeper/proxy is an Identity & Access Proxy IAP and Access Control Decision API that authorizes HTTP requests based on sets of Access Rules Affected versions of this package are vulnerable to Directory Traversal due to improper validation of user-supplied input when pat...

Missing Authorization

Overview github.com/zitadel/zitadel/internal/api/oidc is a package for identity infrastructure Affected versions of this package are vulnerable to Missing Authorization due to missing enforcement of organization scopes in the zitadel process. An attacker can gain unauthorized access to resources ...

GO-2026-4755 free5GC UDM incorrectly returns 500 for empty supi path parameter in PATCH sdm-subscriptions reques in github.com/free5gc/udm

free5GC UDM incorrectly returns 500 for empty supi path parameter in PATCH sdm-subscriptions reques in github.com/free5gc/udm...

Beers with Talos breaks down the 2025 Talos Year in Review

The Beers with Talos B team that's Hazel, Bill, Joe and Dave break down sometimes in the literal sense the 2025 Talos Year in Review which is available now. The team dives into the biggest cybersecurity trends of the year, including: The rapid weaponization of new vulnerabilities Why identity abu...

GHSA-RHGQ-F8X5-J2JC Keycloak's identity-first login flow exposes user information

A flaw was found in Keycloak. A remote attacker can exploit differential error messages during the identity-first login flow when Organizations are enabled. This vulnerability allows an attacker to determine the existence of users, leading to information disclosure through user enumeration...

Information Exposure

Overview org.keycloak:keycloak-services is an open source identity and access management solution for modern applications and services. Affected versions of this package are vulnerable to Information Exposure in the identity-first login flow when Organizations are enabled. An attacker can obtain...

Keycloak's identity-first login flow exposes user information

A flaw was found in Keycloak. A remote attacker can exploit differential error messages during the identity-first login flow when Organizations are enabled. This vulnerability allows an attacker to determine the existence of users, leading to information disclosure through user enumeration...

2025 Talos Year in Review: Speed, scale, and staying power

The 2025 Talos Year in Review is now available to view online. The pace and scale of adversary activity in 2025 placed sustained pressure on security teams across industries. As with each annual report, our goal at Talos is to provide the security community with a clear analysis of the tactics,...

CVE-2026-4633

CVE-2026-4633 affects Keycloak and is triggered in the identity-first login flow when Organizations are enabled. The issue arises from differential error messages that enable an attacker to determine whether a user exists, leading to information disclosure through user enumeration . The documente...

CVE-2026-4633 Keycloak: keycloak: user enumeration via differential error messages

A flaw was found in Keycloak. A remote attacker can exploit differential error messages during the identity-first login flow when Organizations are enabled. This vulnerability allows an attacker to determine the existence of users, leading to information disclosure through user enumeration...

CVE-2026-4633

A flaw was found in Keycloak. A remote attacker can exploit differential error messages during the identity-first login flow when Organizations are enabled. This vulnerability allows an attacker to determine the existence of users, leading to information disclosure through user enumeration...

CVE-2026-4633 Keycloak: keycloak: user enumeration via differential error messages

A flaw was found in Keycloak. A remote attacker can exploit differential error messages during the identity-first login flow when Organizations are enabled. This vulnerability allows an attacker to determine the existence of users, leading to information disclosure through user enumeration...

Citrix NetScaler ADC和Citrix NetScaler Gateway 安全漏洞

Citrix NetScaler ADC and Citrix NetScaler Gateway are both products of the American company Citrix. Citrix NetScaler ADC is an application delivery and security platform. Citrix NetScaler Gateway is a solution for secure remote access. Both Citrix NetScaler ADC and Citrix NetScaler Gateway have...

The Ghost SPN Attack: Catching Stealthy Kerberoasting Before It's Too Late Using Trellix NDR

The Ghost SPN Attack: Catching Stealthy Kerberoasting Before It's Too Late Using Trellix NDR By Maulik Maheta and Henry Bernabe · March 23, 2026 Executive summary As organizations adopt an identity-first security posture, adversaries are increasingly exploiting the "identity fabric” using...

Keycloak 安全漏洞

Keycloak is an open-source identity and access management solution developed by Keycloak. Keycloak has a security vulnerability, which stems from the discrepancy in error messages during the identity-first login process when organizations are enabled. This vulnerability could lead to user...

The vulnerability involves the components of REST WebServices of the Oracle Identity Manager software platform from Oracle Fusion Middleware, as well as the WebServices Security component of the Oracle WebServices Manager application. This vulnerability allows a malicious individual to gain unauthorized access to the system.

The vulnerability of the REST WebService component of the Oracle Identity Manager identity management software and the WebServices Security component of the Oracle WebServices Manager application is related to the lack of authentication for critical functions. Exploiting this vulnerability could...

Citrix ADC (NetScaler) CVE-2026-3055 Scanner

This module scans for a vulnerability that allows a remote, unauthenticated attacker to leak memory from a target Citrix ADC server configured as a SAML IdP. The leaked memory is then scanned for session cookies which can be hijacked if found. Module Options msf use...

The Ghost SPN Attack: Catching Stealthy Kerberoasting Before It's Too Late Using Trellix NDR

The Ghost SPN Attack: Catching Stealthy Kerberoasting Before It's Too Late Using Trellix NDR By Maulik Maheta and Henry Bernabe · March 23, 2026 Executive summary As organizations adopt an identity-first security posture, adversaries are increasingly exploiting the "identity fabric” using...

CVE-2026-4633: Generation of Error Message Containing Sensitive Information

A flaw was found in Keycloak. A remote attacker can exploit differential error messages during the identity-first login flow when Organizations are enabled. This vulnerability allows an attacker to determine the existence of users, leading to information disclosure through user enumeration...