CVE-2026-20144

In Splunk Enterprise versions below 10.2.0, 10.0.2, 9.4.7, 9.3.8, and 9.2.11, and Splunk Cloud Platform versions below 10.2.2510.0, 10.1.2507.11, 10.0.2503.9, and 9.3.2411.120, a user of a Splunk Search Head Cluster SHC deployment who holds a role with access to the the Splunk internal index coul...

CVE-2026-20144 Sensitive Information Disclosure in ''_internal'' index in Splunk Enterprise

In Splunk Enterprise versions below 10.2.0, 10.0.2, 9.4.7, 9.3.8, and 9.2.11, and Splunk Cloud Platform versions below 10.2.2510.0, 10.1.2507.11, 10.0.2503.9, and 9.3.2411.120, a user of a Splunk Search Head Cluster SHC deployment who holds a role with access to the the Splunk internal index coul...

CVE-2026-20144

CVE-2026-20144 affects Splunk Enterprise (and Cloud Platform variants) where a user with access to the _internal index on a Search Head Cluster could view SAML configurations (AQRs or Authentication extensions) in plain text in the conf.log. Affected are Splunk Enterprise versions below 10.2.0, 1...

Splunk Enterprise 9.2.0 < 9.2.11, 9.3.0 < 9.3.8, 9.4.0 < 9.4.7, 10.0.0 < 10.0.2 (SVD-2026-0209)

The version of Splunk installed on the remote host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the SVD-2026-0209 advisory. - In Splunk Enterprise versions below 10.2.0, 10.0.2, 9.4.7, 9.3.8, and 9.2.11, and Splunk Cloud Platform versions below...

Nokogiri does not check the return value from xmlC14NExecute

Summary Nokogiri's CRuby extension fails to check the return value from xmlC14NExecute in the method Nokogiri::XML::Documentcanonicalize and Nokogiri::XML::Nodecanonicalize. When canonicalization fails, an empty string is returned instead of raising an exception. This incorrect return value may...

CVE-2026-20144: Insertion of Sensitive Information into Log File

In Splunk Enterprise versions below 10.2.0, 10.0.2, 9.4.7, 9.3.8, and 9.2.11, and Splunk Cloud Platform versions below 10.2.2510.0, 10.1.2507.11, 10.0.2503.9, and 9.3.2411.120, a user of a Splunk Search Head Cluster SHC deployment who holds a role with access to the the Splunk internal index coul...

GO-2026-4460 Mattermost Server does not restrict SAML certificate path for System Administrators in github.com/mattermost/mattermost-server

Mattermost Server does not restrict SAML certificate path for System Administrators in github.com/mattermost/mattermost-server...

Improper Handling of Highly Compressed Data (Data Amplification)

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 Improper Handling of Highly Compressed Data Data Amplification via the SAMLRequest DEFLATE decompression. An...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the SAMLRequest DEFLATE decompression. An attacker can cause service disruption by sending a highly compressed requests that trigger excessive resource consumption durin...

Improper Handling of Highly Compressed Data (Data Amplification)

Overview org.keycloak:keycloak-saml-core is an Identity and Access Management plugin for Keycloak. Affected versions of this package are vulnerable to Improper Handling of Highly Compressed Data Data Amplification via the SAMLRequest DEFLATE decompression. An attacker can cause service disruption...

CVE-2026-25922

authentik is an open-source identity provider. Prior to 2025.8.6, 2025.10.4, and 2025.12.4, when using a SAML Source that has the option Verify Assertion Signature under Verification Certificate enabled and not Verify Response Signature, or does not have the Encryption Certificate setting under...

CVE-2026-25922

authentik is an open-source identity provider. Prior to 2025.8.6, 2025.10.4, and 2025.12.4, when using a SAML Source that has the option Verify Assertion Signature under Verification Certificate enabled and not Verify Response Signature, or does not have the Encryption Certificate setting under...

CVE-2026-25922

authentik is an open-source identity provider. Prior to 2025.8.6, 2025.10.4, and 2025.12.4, when using a SAML Source that has the option Verify Assertion Signature under Verification Certificate enabled and not Verify Response Signature, or does not have the Encryption Certificate setting under...

CVE-2026-25922 authentik has a Signature Verification Bypass via SAML Assertion Wrapping

authentik is an open-source identity provider. Prior to 2025.8.6, 2025.10.4, and 2025.12.4, when using a SAML Source that has the option Verify Assertion Signature under Verification Certificate enabled and not Verify Response Signature, or does not have the Encryption Certificate setting under...

CVE-2026-25922: Improper Authentication

authentik is an open-source identity provider. Prior to 2025.8.6, 2025.10.4, and 2025.12.4, when using a SAML Source that has the option Verify Assertion Signature under Verification Certificate enabled and not Verify Response Signature, or does not have the Encryption Certificate setting under...

CVE-2026-25519: Improper Access Control

OpenSlides is a free, web based presentation and assembly system for managing and projecting agenda, motions and elections of an assembly. Prior to version 4.2.29, OpenSlides supports local logins with username and password or an optionally configurable single sign on with SAML via an external ID...

EUVD-2026-4670

A flaw was found in Keycloak's SAML brokering functionality. When Keycloak is configured as a client in a Security Assertion Markup Language SAML setup, it fails to validate the NotOnOrAfter timestamp within the SubjectConfirmationData. This allows an attacker to delay the expiration of SAML...

CVE-2026-1190

Summary: CVE-2026-1190 affects Keycloak when used as a SAML client; it fails to validate the NotOnOrAfter timestamp in SubjectConfirmationData, allowing an attacker to delay SAML response expiration and potentially extend valid session duration. What’s affected: Keycloak’s SAML brokering function...

PT-2026-4811

A flaw was found in Keycloak's SAML brokering functionality. When Keycloak is configured as a client in a Security Assertion Markup Language SAML setup, it fails to validate the NotOnOrAfter timestamp within the SubjectConfirmationData. This allows an attacker to delay the expiration of SAML...

CVE-2026-1190: Missing XML Validation

A flaw was found in Keycloak's SAML brokering functionality. When Keycloak is configured as a client in a Security Assertion Markup Language SAML setup, it fails to validate the NotOnOrAfter timestamp within the SubjectConfirmationData. This allows an attacker to delay the expiration of SAML...