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critical advisory

Fission Function Invocation Bypass via Public Router Endpoint

The Fission router exposes the `/fission-function/<ns>/<name>` endpoint on its public listener, allowing invocation of any function without an HTTPTrigger, leading to unauthorized function access and potential cross-tenant exploitation; patched in v1.23.0.

fission function-invocation bypass kubernetes
1r 1t
high advisory

Caddy Defender Client IP Bypass Vulnerability (CVE-2026-46415)

Caddy Defender versions before v0.10.1 are vulnerable to a client IP bypass (CVE-2026-46415) when deployed behind a trusted proxy, allowing blocked clients to bypass Defender's IP-based restrictions.

caddy-defender cve defender proxy bypass ghsa
2r 1t
high threat

Fleet Windows MDM Azure AD JWT Authentication Bypass Vulnerability

A vulnerability in Fleet versions prior to 4.82.0 allows authentication tokens from any Azure AD tenant to be accepted, enabling unauthorized device enrollment and MDM API access due to improper JWT signature validation, tracked as CVE-2026-24899.

fleetdm/fleet/v4 +1 jwt azuread authentication bypass mdm fleetdm
2r 2t 1i
high advisory

Next.js Middleware Authorization Bypass via Dynamic Route Parameter Injection (CVE-2026-44574)

A vulnerability in Next.js (CVE-2026-44574) allows for authorization bypass in applications that use middleware to protect dynamic routes, enabling attackers to render protected content without proper authorization by crafting specific query parameters.

next +1 nextjs middleware authorization bypass CVE-2026-44574 cloud
2r 1t
high advisory

Clerk Authorization Bypass Vulnerability

Clerk has an authorization bypass vulnerability in multiple packages where the `has()` and `auth.protect()` predicates can incorrectly return true, potentially allowing unauthorized actions.

@clerk/shared +16 authorization bypass clerk cve-2026-42349
2r 1t
high advisory

Better Auth OAuth Provider Authorization Bypass Vulnerability

An authorization bypass vulnerability exists in Better Auth's OAuth provider, allowing low-privilege users to create OAuth clients despite configured clientPrivileges, potentially leading to unauthorized client registration and increased phishing risks.

oauth authorization bypass privilege-escalation defense-evasion
2r 2t
high advisory

@fastify/middie Middleware Bypass Vulnerability (CVE-2026-33804)

A middleware bypass vulnerability (CVE-2026-33804) exists in @fastify/middie versions 9.3.1 and earlier when the deprecated Fastify ignoreDuplicateSlashes option is enabled, potentially allowing unauthorized access.

fastify middie middleware bypass cve-2026-33804 defense-evasion
2r 1t 1c
critical advisory

Better Auth Two-Factor Authentication Bypass Vulnerability

Better Auth versions prior to 1.4.9 have a critical two-factor authentication bypass vulnerability; when session.cookieCache is enabled, the initial sign-in session may be improperly cached, allowing attackers with valid credentials to bypass 2FA.

authentication 2fa bypass better-auth
2r 1t
high advisory

Moby Authorization Plugin Bypass via Oversized Request Bodies

A vulnerability in Moby allows attackers to bypass authorization plugins by crafting API requests with oversized bodies, causing the Docker daemon to forward the request without the body to the plugin, potentially leading to unauthorized actions.

docker authz authorization bypass cve-2026-34040
2r
high advisory

Claude Code Workspace Trust Dialog Bypass via Settings Loading Order (CVE-2026-33068)

A maliciously crafted `.claude/settings.json` file in a Claude Code repository (versions prior to 2.1.53) can bypass the workspace trust confirmation dialog by exploiting a configuration loading order defect, allowing for arbitrary code execution within a supposedly untrusted workspace.

claude-code workspace-trust cve-2026-33068 bypass
2r 1t
high advisory

MOTW Bypass via CAB, TAR, and 7-Zip Chaining

A newly discovered Mark of the Web (MOTW) bypass technique utilizes a chain of CAB, TAR, and 7-Zip archives to circumvent SmartScreen and execute files without security warnings.

motw bypass phishing defense-evasion archive 7-zip cab tar
2r 2t 1i
high advisory

Credential Guard Bypass and Detection Strategies

This brief covers offensive techniques to bypass Credential Guard, a Windows security feature designed to protect credentials, and provides detection strategies for these bypass attempts.

credential-guard bypass windows
2r 2t 1i
high advisory

Admidio Inverted 2FA Reset Allows Privilege Escalation

A logic error in Admidio's two-factor authentication reset inverts the authorization check, allowing non-admin users to remove other users' TOTP, including administrators, reducing their security to password-only authentication in versions 5.0.8 and earlier.

admidio 2fa bypass privilege-escalation
2r 2t
medium advisory

Suspicious PowerShell TabExpansion Direct Call

This detection identifies PowerShell scripts that directly call the TabExpansion internal function, which is uncommon and may indicate malicious activity, such as TabShell, potentially bypassing sandboxes by loading PowerShell functions via directory traversal.

Splunk Enterprise +2 powershell tabexpansion bypass endpoint
2r 2t
medium advisory

GitHub Enterprise IP Allow List Disabled

An IP allow list was disabled in GitHub Enterprise, potentially allowing unauthorized access from untrusted networks and exposing sensitive code repositories.

GitHub Enterprise +3 github cloud ip-allow-list bypass security-control anomaly
2r 1t