PYSEC-2026-534 Sentry's improper authentication on SAML SSO process allows user identity linking

Impact A critical vulnerability was discovered in the SAML SSO implementation of Sentry. It was reported to us via Sentry's private bug bounty program. The vulnerability allows an attacker to take over any user account by using a malicious SAML Identity Provider and another organization on the sa...

CVE-2026-45688 Rocket.Chat: Pre-Auth NoSQL Injection in CAS Login Handler leading to Arbitrary CAS/SAML User Session Hijack

Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.0, 8.4.1, 8.3.3, 8.2.3, 8.1.4, 8.0.5, 7.13.7, and 7.10.11, Rocket.Chat's CAS login handler forwards the client-supplied options.cas.credentialToken value straight into a MongoDB findOneid: ... query...

CVE-2026-45688 Rocket.Chat: Pre-Auth NoSQL Injection in CAS Login Handler leading to Arbitrary CAS/SAML User Session Hijack

Rocket.Chat is an open-source, secure, fully customizable communications platform. Prior to 8.5.0, 8.4.1, 8.3.3, 8.2.3, 8.1.4, 8.0.5, 7.13.7, and 7.10.11, Rocket.Chat's CAS login handler forwards the client-supplied options.cas.credentialToken value straight into a MongoDB findOneid: ... query...

CVE-2026-27982

An open redirect vulnerability exists in django-allauth versions prior to 65.14.1 when SAML IdP initiated SSO is enabled it is disabled by default, which may allow an attacker to redirect users to an arbitrary external website via a crafted URL...

CVE-2026-20101

A vulnerability in the SAML 2.0 single sign-on SSO feature of Cisco Secure Firewall ASA Software and Secure FTD Software could allow an unauthenticated, remote attacker to cause the device to reload unexpectedly, resulting in a DoS condition. This vulnerability is due to insufficient error checki...

CVE-2021-41100

Wire-server is the backing server for the open source wire secure messaging application. In affected versions it is possible to trigger email address change of a user with only the short-lived session token in the Authorization header. As the short-lived token is only meant as means of...

EUVD-2018-1052

Malware in sbrugna...

EUVD-2008-3877

Malware in sbrugna...

EUVD-2019-4851

Malware in sbrugna...

EUVD-2024-44539

Malicious code in bioql PyPI...

EUVD-2025-3159

Malicious code in bioql PyPI...

EUVD-2023-1488

Malicious code in bioql PyPI...

CVE-2024-4985

An authentication bypass vulnerability was present in the GitHub Enterprise Server GHES when utilizing SAML single sign-on authentication with the optional encrypted assertions feature. This vulnerability allowed an attacker to forge a SAML response to provision and/or gain access to a user with...

CVE-2024-9487

An improper verification of cryptographic signature vulnerability was identified in GitHub Enterprise Server that allowed SAML SSO authentication to be bypassed resulting in unauthorized provisioning of users and access to the instance. Exploitation required the encrypted assertions feature to be...

CVE-2023-32993

Jenkins SAML Single Sign OnSSO Plugin 2.0.2 and earlier does not perform hostname validation when connecting to miniOrange or the configured IdP to retrieve SAML metadata, which could be abused using a man-in-the-middle attack to intercept these connections...

CVE-2023-34923

XML Signature Wrapping XSW in SAML-based Single Sign-on feature in TOPdesk v12.10.12 allows bad actors with credentials to authenticate with the Identity Provider IP to impersonate any TOPdesk user via SAML Response manipulation...

CVE-2023-32995

A cross-site request forgery CSRF vulnerability in Jenkins SAML Single Sign OnSSO Plugin 2.0.0 and earlier allows attackers to send an HTTP POST request with JSON body containing attacker-specified content, to miniOrange's API for sending emails...

CVE-2019-13347

An issue was discovered in the SAML Single Sign On SSO plugin for several Atlassian products affecting versions 3.1.0 through 3.2.2 for Jira and Confluence, versions 2.4.0 through 3.0.3 for Bitbucket, and versions 2.4.0 through 2.5.2 for Bamboo. It allows locally disabled users to reactivate thei...

CVE-2008-3891

The SAML Single Sign-On SSO Service for Google Apps allows remote service providers to impersonate users at arbitrary service providers via vectors related to authentication responses that lack a request identifier and recipient field...

CVE-2025-47949

samlify is a Node.js library for SAML single sign-on. A Signature Wrapping attack has been found in samlify prior to version 2.10.0, allowing an attacker to forge a SAML Response to authenticate as any user. An attacker would need a signed XML document by the identity provider. Version 2.10.0 fix...