Keycloak - SAML Core Package Signature Validation Flaw

A flaw exists in the SAML signature validation method within the Keycloak XMLSignatureUtil class. The method incorrectly determines whether a SAML signature is for the full document or only for specific assertions based on the position of the signature in the XML document, rather than the Referen...

Apache CloudStack - SAML Signature Exclusion

The CloudStack SAML authentication disabled by default does not enforce signature check. In CloudStack environments where SAML authentication is enabled, an attacker that initiates CloudStack SAML single sign-on authentication can bypass SAML authentication by submitting a spoofed SAML response...

SolarWinds Web Help Desk - Authentication Bypass

SolarWinds Web Help Desk 12.8.8 HF1 and earlier contains an authentication bypass vulnerability in the WebObjects session handling. By crafting a request with a manipulated path component to an internal admin page endpoint, an unauthenticated attacker can access privileged administrative function...

EUVD-2026-63830

Certificate validation failures in SAML authentication in Apache CloudStack 4.20.3.0 and 4.22.1.0 on all platforms allow a malicious agent to forge a SAML response to the management server. The agent will have to spoof the ip address of the IdP or get an url of its own choosing registered in the...

CVE-2026-68745

Apache CloudStack versions 4.20.3.0 and 4.22.1.0 contain a certificate validation failure in SAML authentication that allows a malicious agent to forge a SAML response to the management server. The root cause is that SAML2 signature validation is silently skipped for certificate-less IdPs, enabli...

CVE-2026-53425

Insufficient Verification of Data Authenticity vulnerability in dropbox samly allows an attacker to establish an authenticated session using a SAML response the service provider never requested. Samly.SPHandler.validateauthresp/3 in lib/samly/sphandler.ex validates a SAML response for the...

CVE-2026-53424

Authentication Bypass by Capture-replay vulnerability in dropbox samly allows an attacker to authenticate as the subject of a captured SAML assertion by resubmitting it. Samly.Helper.decodeidpauthresp/3 in lib/samly/helper.ex calls esamlsp:validateassertion/2, whose default duplicate detector is ...

EEF-CVE-2026-53424 Missing one-time-use enforcement in Samly allows replay of SAML bearer assertions

Summary Authentication Bypass by Capture-replay vulnerability in dropbox samly allows an attacker to authenticate as the subject of a captured SAML assertion by resubmitting it. Samly.Helper.decode\idp\auth\resp/3 in lib/samly/helper.ex calls esaml\sp:validate\assertion/2, whose default duplicate...

CVE-2026-53424 Missing one-time-use enforcement in Samly allows replay of SAML bearer assertions

Authentication Bypass by Capture-replay vulnerability in dropbox samly allows an attacker to authenticate as the subject of a captured SAML assertion by resubmitting it. Samly.Helper.decodeidpauthresp/3 in lib/samly/helper.ex calls esamlsp:validateassertion/2, whose default duplicate detector is ...

EUVD-2026-63490

Authentication Bypass by Capture-replay vulnerability in dropbox samly allows an attacker to authenticate as the subject of a captured SAML assertion by resubmitting it. Samly.Helper.decodeidpauthresp/3 in lib/samly/helper.ex calls esamlsp:validateassertion/2, whose default duplicate detector is ...

CVE-2026-53424

CVE-2026-53424 is an authentication bypass by capture-replay in dropbox/samly , a SAML service provider library for Elixir, affecting versions 0.3.0 and later . The root cause is that Samly.Helper.decode_idp_auth_resp/3 calls esaml_sp:validate_assertion/2, whose default duplicate detector is a no...

CVE-2026-53425 Missing InResponseTo validation in Samly allows acceptance of unsolicited SAML responses

Insufficient Verification of Data Authenticity vulnerability in dropbox samly allows an attacker to establish an authenticated session using a SAML response the service provider never requested. Samly.SPHandler.validateauthresp/3 in lib/samly/sphandler.ex validates a SAML response for the...

EEF-CVE-2026-53425 Missing InResponseTo validation in Samly allows acceptance of unsolicited SAML responses

Summary Insufficient Verification of Data Authenticity vulnerability in dropbox samly allows an attacker to establish an authenticated session using a SAML response the service provider never requested. Samly.SPHandler.validate\authresp/3 in lib/samly/sp\handler.ex validates a SAML response for t...

EUVD-2026-63489

Insufficient Verification of Data Authenticity vulnerability in dropbox samly allows an attacker to establish an authenticated session using a SAML response the service provider never requested. Samly.SPHandler.validateauthresp/3 in lib/samly/sphandler.ex validates a SAML response for the...

CVE-2026-53425

CVE-2026-53425 is an Insufficient Verification of Data Authenticity vulnerability in Dropbox Samly (Elixir SAML library), affecting versions 0.3.0 and later . The function Samly.SPHandler.validate_authresp/3 in lib/samly/sp_handler.ex never compares SubjectConfirmationData/@InResponseTo against t...

EUVD-2026-63108

In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, and Splunk Secure Gateway versions below 3.10.9, 3.9.23, and 3.8.70, a user who does not hold the "admin" or "power" Splunk roles could read sensitive Security Assertion Markup Language setup and instance settings information...

PT-2026-79072

Name of the Vulnerable Software and Affected Versions dropbox samly versions 0.3.0 and later Description An authentication bypass exists where an attacker can authenticate as the subject of a captured SAML assertion by resubmitting it. This occurs because the function decode idp auth resp/3 in...

PT-2026-79073

Name of the Vulnerable Software and Affected Versions dropbox samly versions 0.3.0 and later Description An issue exists where the service provider fails to properly verify the authenticity of SAML responses. Specifically, the validate authresp/3 function in lib/samly/sp handler.ex does not compa...

Linux Distros Unpatched Vulnerability : CVE-2026-49289

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The SimpleSAMLphp SAML2 library is a PHP library for SAML2 related functionality. In 4.19.2 and 4.20.2, the library permits attacker-controlled XPath transforms...

CVE-2026-76256

In Splunk Enterprise versions below 10.4.2, 10.2.6, 10.0.9, and 9.4.14, and Splunk Secure Gateway versions below 3.10.9, 3.9.23, and 3.8.70, a user who does not hold the "admin" or "power" Splunk roles could read sensitive Security Assertion Markup Language setup and instance settings information...