CVE-2026-54714 Logto: XSS via unescaped RelayState in SAML auto-submit form

Logto is the modern, open-source auth infrastructure for SaaS and AI apps. Prior to 1.41.0, @logto/core reflected the SAML RelayState, SAMLResponse, and actionUrl into a Logto-origin auto-submit HTML form in packages/core/src/saml-application/SamlApplication/utils.ts without HTML-attribute...

CVE-2026-54781

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, CoreWCF SAML token validation does not enforce SubjectConfirmation method URIs or holder-of-key proof keys in SamlSecurityTokenHandler, allowing holder-of-key downgrade or custom...

CVE-2026-54779

CoreWCF is a port of the service side of Windows Communication Foundation WCF to .NET Core. Prior to 1.8.1 and 1.9.1, CoreWCF SAML token replay protection is inoperative because DefaultTokenReplayCache.TryAdd does not reject duplicate tokens when DetectReplayedTokens is enabled, allowing a captur...

SAML 2.0 SP signature validation behaviour from ICS 25.1.3.0

Last Modified Date Jul 3, 2026 11:45:26 AM...

CVE-2026-54588 Poweradmin has Host Header Injection in OIDC redirect_uri, SAML ACS/SLO URL, and Logout Redirect Construction.

Poweradmin is a web-based DNS administration tool for PowerDNS server. Versions prior to 4.2.4 and 4.3.3 use the attacker-controlled HTTPHOST request header as the authoritative source for building callback URLs in its OIDC, SAML, and logout authentication flows without any validation. An...

CVE-2026-54588

Poweradmin (for PowerDNS) is affected by a Host Header Injection vulnerability in auth flows. Versions prior to 4.2.4 and 4.3.3 use the HTTP_HOST header as the authoritative source for building OIDC redirect_uri, SAML ACS/SLO URLs, and logout redirects without validation. An unauthenticated attac...

CVE-2026-13007

Tenable Identity Exposure exposes multiple unauthenticated API endpoints under /w/api/* that return sensitive configuration data (cleartext LDAP credentials, SAML config, user accounts, directory settings). Responses are served with Cache-Control: public and without Vary: Cookie, enabling reverse...

PT-2026-51079

Name of the Vulnerable Software and Affected Versions CoreWCF versions prior to 1.8.1 CoreWCF versions prior to 1.9.1 Description SAML 1.1 and SAML 2.0 token validation fails to correctly resolve the issuer signing key or enforce signed tokens when IdentityConfiguration is used with federated...

Spring Security 加密问题漏洞

Spring Security is a security framework developed by Spring OpenSource that includes authentication and authorization features. Spring Security has a data manipulation vulnerability, which stems from SAML decryption of SAML responses, as well as SAML logout requests and logout responses whose...

cve-2026-40988 - HIGH - Unbounded DEFLATE Inflation in SAML 2.0 Service Provider

cve-2026-40988 - HIGH - Unbounded DEFLATE Inflation in SAML 2.0 Service Provider...

CVE-2026-46490 samlify: XML Injection in AttributeValue Allows Privilege Escalation in Signed SAML Assertions

samlify is a Node.js library for SAML single sign-on. Prior to version 2.13.0, samlify’s template substitution only escapes attribute contexts. Values inserted into element text e.g., are not escaped. A normal user can inject XML markup into an attribute value e.g., email, name and add new elemen...

GHSA-MFVP-7P3V-X9MH Casdoor SAML callback handler accepts any well-formed SAMLResponse sent to /api/acs without verifying that it corresponds to an AuthnRequest

In Casdoor versions 2.362.0 and earlier, the SAML callback handler in controllers/auth.go accepts any well-formed SAMLResponse sent to /api/acs without verifying that it corresponds to an AuthnRequest previously issued by Casdoor. Additionally, if an administrator disables or deletes an IdP...

CVE-2026-42860

The CVE-2026-42860 issue affects Open edX Openedx Enterprise Service (edx-enterprise). From 7.0.2 through 7.0.4, the sync_provider_data endpoint retrieves SAML metadata from a URL stored in SAMLProviderConfig.metadata_source. An authenticated Enterprise Admin can PATCH this field to an arbitrary ...

GHSA-25CW-98HG-G3CG Admidio Ignores SAML Signature Validation Result, Processes Forged AuthnRequests and LogoutRequests

Summary The Admidio SAML Identity Provider implementation discards the return value of its validateSignature method at both call sites handleSSORequest line 418 and handleSLORequest line 613. The method returns error strings on failure rather than throwing exceptions, but the developer believed i...

CVE-2026-0971 GoAnywhere MFT SAML Sessions do not redirect to logout URL on session timeout

An improper session timeout issue in Fortra's GoAnywhere MFT prior to version 7.10.0 results in SAML configured Web Users being redirected to the regular login page instead of the SAML login page...

Exploit for CVE-2026-3055

CVE-2026-3055 - Security Vulnerability Severity: N/A CV...

The vulnerability of NetScaler ADC (formerly Citrix ADC) and NetScaler Gateway (formerly Citrix Gateway) access control systems relates to reading values beyond the allowed range in memory. This allows attackers to bypass existing security mechanisms.

The vulnerability of NetScaler ADC formerly Citrix ADC and the NetScaler Gateway access control system formerly Citrix Gateway relates to reading data beyond the allowed range in memory. Exploiting this vulnerability allows a malicious actor to bypass existing security mechanisms by sending...

esaml XXE vulnerability allows local file disclosure and SSRF via crafted SAML messages

XML External Entity XXE vulnerability in esaml and its forks allows an attacker to cause the system to read local files and incorporate their contents into processed SAML documents, and potentially perform SSRF via crafted SAML messages. esaml parses attacker-controlled SAML messages using...

GHSA-X4P7-7CHP-64HQ Keycloak: Unauthorized authentication via disabled SAML Identity Provider

A flaw was found in Keycloak. A remote attacker could bypass security controls by sending a valid SAML response from an external Identity Provider IdP to the Keycloak SAML endpoint for IdP-initiated broker logins. This allows the attacker to complete broker logins even when the SAML Identity...

CVE-2026-2092 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...