PT-2026-109124

Improper verification of cryptographic signature vulnerability in Apache APISIX. Any unauthenticated attacker could impersonate any user on every route protected by the saml-auth plugin under default configuration. This issue affects Apache APISIX: from 3.17.0 through 3.18.0. Users are recommende...

CVE-2026-78384: Improper Handling of Highly Compressed Data (Data Amplification)

CompressionUtils.inflate decompressed attacker-controlled DEFLATE data with no output-size cap. A small KB crafted payload could expand to gigabytes on the heap. Reachable via JWE decryption when zip=DEF e.g. JoseSessionTokenProvider with RSA-OAEP key wrap and via SAML redirect/POST binding token...

CVE-2026-107406

Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability in NetScaler ADC. NetScaler ADC or NetScaler Gateway must be configured as a SAML SP or SAML IdP, subject to the following version-specific requirements: For the following versions: Applicable only...

CVE-2026-107406 Memory overflow vulnerability leading to Remote Code Execution or Denial of Service

Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability in NetScaler ADC. NetScaler ADC or NetScaler Gateway must be configured as a SAML SP or SAML IdP, subject to the following version-specific requirements: For the following versions: Applicable only...

CVE-2026-107406

A memory overflow vulnerability exists in NetScaler ADC and NetScaler Gateway when configured as a SAML SP or SAML IdP . This flaw can lead to Remote Code Execution (RCE) or a Denial of Service (DoS) . The vulnerability impacts various versions, including NetScaler ADC and Gateway versions before...

Citrix NetScaler ADC and Citrix NetScaler Gateway Security Bulletin for CVE-2026-107406

Severity - Critical Description of Problem A vulnerability has been discovered in Citrix NetScaler ADC formerly Citrix ADC and Citrix NetScaler Gateway formerly Citrix Gateway. Refer below for further details. Affected Versions: The following supported versions of Citrix NetScaler ADC and Citrix...

vcenter_saml_login

Strumento di Accesso SAML per vCenter Uno strumento per estrarre il certificato dell'Identity Provider IdP dai backup di vCenter e accedere come Administrator Contesto Comunemente, durante gli engagement, otteniamo accesso ai backup di vCenter su un file server o accesso root all'host VCSA tramit...

CVE-2026-107585

Uncontrolled eviction in the pending sign-in tables of the REST API in Progressive Robot hMailServer 6.3.4 and 6.3.5 allows a remote unauthenticated attacker to make other users' OpenID Connect, SAML and passkey sign-ins fail. The routes that start a single sign-on and hand out a passkey sign-in...

CVE-2026-107585

Uncontrolled eviction in the pending sign-in tables of the REST API in Progressive Robot hMailServer 6.3.4 and 6.3.5 allows a remote unauthenticated attacker to make other users' OpenID Connect, SAML and passkey sign-ins fail. The routes that start a single sign-on and hand out a passkey sign-in...

CVE-2026-107585 Allocation of Resources Without Limits or Throttling in hMailServer

Uncontrolled eviction in the pending sign-in tables of the REST API in Progressive Robot hMailServer 6.3.4 and 6.3.5 allows a remote unauthenticated attacker to make other users' OpenID Connect, SAML and passkey sign-ins fail. The routes that start a single sign-on and hand out a passkey sign-in...

CVE-2026-107585

Progressive Robot hMailServer versions 6.3.4 and 6.3.5 are vulnerable to an uncontrolled eviction issue in the REST API pending sign-in tables. Because the routes for single sign-on (OpenID Connect, SAML) and passkey challenges are accessible without authentication, an unauthenticated remote atta...

CVE-2026-107585 Allocation of Resources Without Limits or Throttling in hMailServer

Uncontrolled eviction in the pending sign-in tables of the REST API in Progressive Robot hMailServer 6.3.4 and 6.3.5 allows a remote unauthenticated attacker to make other users' OpenID Connect, SAML and passkey sign-ins fail. The routes that start a single sign-on and hand out a passkey sign-in...

EUVD-2026-95037

Uncontrolled eviction in the pending sign-in tables of the REST API in Progressive Robot hMailServer 6.3.4 and 6.3.5 allows a remote unauthenticated attacker to make other users' OpenID Connect, SAML and passkey sign-ins fail. The routes that start a single sign-on and hand out a passkey sign-in...

CVE-2026-107585: Allocation of Resources Without Limits or Throttling

Uncontrolled eviction in the pending sign-in tables of the REST API in Progressive Robot hMailServer 6.3.4 and 6.3.5 allows a remote unauthenticated attacker to make other users' OpenID Connect, SAML and passkey sign-ins fail. The routes that start a single sign-on and hand out a passkey sign-in...

CVE-2026-107406: Improper Restriction of Operations within the Bounds of a Memory Buffer

Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability in NetScaler ADC. NetScaler ADC or NetScaler Gateway must be configured as a SAML SP or SAML IdP, subject to the following version-specific requirements: For the following versions: Applicable only...

PT-2026-108214

Name of the Vulnerable Software and Affected Versions NetScaler ADC and NetScaler Gateway versions prior to 14.1-73.37 NetScaler ADC 14.1-FIPS versions prior to 14.1-73.37 FIPS NetScaler ADC and NetScaler Gateway versions 14.1-73.37 through 14.1-73.41 NetScaler ADC 14.1-FIPS versions 14.1-73.37...

Vulnerabilities in WatchGuard Fireware OS

WatchGuard has identified several vulnerabilities in the Fireware OS. The impact of these vulnerabilities varies, as does the access rights required for exploitation. – An attacker with write permissions to the system can exploit a vulnerability in SAML single sign-on sessions to load malicious...

keycloak-services: Keycloak: Unauthorized access via improper validation of encrypted SAML assertions

A flaw was found in Keycloak. Keycloak's Security Assertion Markup Language SAML broker endpoint does not properly validate encrypted assertions when the overall SAML response is not signed. An attacker with a valid signed SAML assertion can exploit this by crafting a malicious SAML response. Thi...

keycloak: Keycloak: Denial of Service due to excessive SAMLRequest decompression

A flaw was found in Keycloak. An unauthenticated remote attacker can trigger an application level Denial of Service DoS by sending a highly compressed SAMLRequest through the SAML Redirect Binding. The server fails to enforce size limits during DEFLATE decompression, leading to an OutOfMemoryErro...

keycloak: Keycloak: Denial of Service via specially crafted SAML input

A flaw was found in Keycloak. A remote, unauthenticated attacker can send a specially crafted XML input to the Security Assertion Markup Language SAML endpoint. This malicious input can cause high CPU usage and worker thread starvation, leading to a Denial of Service DoS where the server becomes...