USN-8557-1: Authlib vulnerabilities

Jay Neiva and Mauro Carrillo discovered that Authlib did not properly validate cryptographic keys embedded in JWT headers. An attacker could possibly use this issue to forge trusted tokens, resulting in authentication and authorization bypass. CVE-2026-27962 Jay Neiva and Mauro Carrillo discovere...

CVE-2026-63087

Grafana OnCall through 1.16.11 contains an unauthenticated access vulnerability that allows remote attackers to obtain a valid PluginAuthToken by sending a POST request to the internal plugin install endpoint using hardcoded default stackid and orgid values present in the public source tree...

CVE-2026-44596

Yamcs is a mission control framework. Prior to 5.12.7, the authentication endpoint POST /auth/token in yamcs-core, handled by yamcs-core/src/main/java/org/yamcs/http/auth/AuthHandler.java, lacked any rate limiting, account lockout, or failed-attempt throttling, so an unauthenticated remote attack...

CVE-2026-63087 Grafana OnCall 1.16.11 Unauthenticated Token Hijack via Plugin Install Endpoint

Grafana OnCall through 1.16.11 contains an unauthenticated access vulnerability that allows remote attackers to obtain a valid PluginAuthToken by sending a POST request to the internal plugin install endpoint using hardcoded default stackid and orgid values present in the public source tree...

CVE-2026-63087 Grafana OnCall 1.16.11 Unauthenticated Token Hijack via Plugin Install Endpoint

Grafana OnCall through 1.16.11 contains an unauthenticated access vulnerability that allows remote attackers to obtain a valid PluginAuthToken by sending a POST request to the internal plugin install endpoint using hardcoded default stackid and orgid values present in the public source tree...

CVE-2026-63087

Grafana OnCall 1.16.11 is affected by an unauthenticated token-hijack vulnerability via the internal plugin install endpoint. An attacker can POST to the endpoint using hardcoded default stack_id and org_id values to obtain a valid PluginAuthToken, which can be used to authenticate against intern...

EUVD-2026-44955

Grafana OnCall through 1.16.11 contains an unauthenticated access vulnerability that allows remote attackers to obtain a valid PluginAuthToken by sending a POST request to the internal plugin install endpoint using hardcoded default stackid and orgid values present in the public source tree...

CVE-2026-63087

Grafana OnCall through 1.16.11 contains an unauthenticated access vulnerability that allows remote attackers to obtain a valid PluginAuthToken by sending a POST request to the internal plugin install endpoint using hardcoded default stackid and orgid values present in the public source tree...

CVE-2026-63087 Grafana OnCall 1.16.11 Unauthenticated Token Hijack via Plugin Install Endpoint

Grafana OnCall through 1.16.11 contains an unauthenticated access vulnerability that allows remote attackers to obtain a valid PluginAuthToken by sending a POST request to the internal plugin install endpoint using hardcoded default stackid and orgid values present in the public source tree...

CVE-2026-54733

The Moodle integration for Microsoft 365/Entra ID (local_o365) is vulnerable prior to 4.5.6, 5.0.5, and 5.1.1. The Teams SSO endpoint sso_login.php base64-decodes a JWT payload and authenticates users based on the upn claim without verifying the JWT signature, enabling an unauthenticated attacker...

CVE-2026-54733

The Microsoft 365 and Microsoft Entra ID Plugins for Moodle provide Office 365 and Azure Active Directory integration for Moodle. Prior to 4.5.6, 5.0.5, and 5.1.1, the Microsoft Office 365 Integration plugin localo365 Teams SSO endpoint ssologin.php base64-decodes a JWT payload and authenticates...

CVE-2026-54733 moodle-local_o365: Authentication bypass via unverified JWT signature in Teams SSO endpoint

The Microsoft 365 and Microsoft Entra ID Plugins for Moodle provide Office 365 and Azure Active Directory integration for Moodle. Prior to 4.5.6, 5.0.5, and 5.1.1, the Microsoft Office 365 Integration plugin localo365 Teams SSO endpoint ssologin.php base64-decodes a JWT payload and authenticates...

n8n Token Exchange Flaw Could Let Attackers Log In as Users From Another Issuer

n8n, the workflow automation platform, handed out the wrong accounts at login. On Enterprise instances configured to trust more than one external token issuer, it matched an incoming JWT to a local user on the sub claim alone and ignored iss. A valid token from issuer A carrying a sub that belong...

CVE-2026-9494

An information disclosure vulnerability exists in Canonical ubuntu-pro-client formerly ubuntu-advantage-tools. The client validates Ubuntu Pro APT credentials by executing /usr/lib/apt/apt-helper using the download-file command. During this process, the secret bearer token is embedded directly in...

USN-8555-1: Ubuntu Advantage Tools (pro client) vulnerabilities

Bilal Teke discovered that Ubuntu Advantage Tools exposed the Pro bearer token in command-line arguments when validating APT credentials. A local attacker could possibly use this issue to obtain sensitive information and gain unauthorized access to Ubuntu Pro repositories. CVE-2026-9494 Frederick...

USN-8555-1 ubuntu-advantage-tools vulnerabilities

Bilal Teke discovered that Ubuntu Advantage Tools exposed the Pro bearer token in command-line arguments when validating APT credentials. A local attacker could possibly use this issue to obtain sensitive information and gain unauthorized access to Ubuntu Pro repositories. CVE-2026-9494 Frederick...

CVE-2026-35140

The CVE-2026-35140 entry concerns HCL DFXAnalytics and describes a Missing Secure attribute on session cookies created during authentication. The underlying issue is that cookies are not marked Secure, enabling potential interception of cookies or tokens over unencrypted channels. The available d...

EUVD-2026-44916

HCL DFXAnalytics is affected by a Missing Secure Attribute in Encrypted Session SSL Cookie vulnerability. The application fails to set the "secure" attribute on session cookies generated during authentication, which could allow a remote attacker to intercept network traffic and capture sensitive...

CVE-2025-71388 stoatchat 20241213-1 Webhook Token Disclosure via Read Permissions

stoatchat delta/Revolt versions from 20241213-1 before 20250210-1 allow users with only ViewChannel read permission on a channel to fetch that channel's webhooks, including their tokens, because the webhook fetch endpoint checked for ViewChannel instead of ManageWebhooks. Using a retrieved token,...

CVE-2026-9494

An information disclosure vulnerability exists in Canonical ubuntu-pro-client formerly ubuntu-advantage-tools. The client validates Ubuntu Pro APT credentials by executing /usr/lib/apt/apt-helper using the download-file command. During this process, the secret bearer token is embedded directly in...