EUVD-2026-9873

OliveTin gives access to predefined shell commands from a web interface. Prior to version 3000.10.3, an unauthenticated denial-of-service vulnerability exists in OliveTin’s OAuth2 login flow. Concurrent requests to /oauth/login can trigger unsynchronized access to a shared registeredStates map,...

CVE-2026-28789

OliveTin gives access to predefined shell commands from a web interface. Prior to version 3000.10.3, an unauthenticated denial-of-service vulnerability exists in OliveTin’s OAuth2 login flow. Concurrent requests to /oauth/login can trigger unsynchronized access to a shared registeredStates map,...

CVE-2026-28789

OliveTin prior to 3000.10.3 is vulnerable to an unauthenticated denial-of-service in the OAuth2 login flow. Concurrent requests to /oauth/login can access a shared registeredStates map unsafely, causing a Go runtime panic (fatal error: concurrent map writes) and terminating the process when OAuth...

CVE-2026-21621

Incorrect Authorization vulnerability in hexpm hexpm/hexpm 'Elixir.HexpmWeb.API.OAuthController' module allows Privilege Escalation. An API key created with read-only permissions domain: "api", resource: "read" can be escalated to full write access under specific conditions. When exchanging a...

CVE-2026-21621

CVE-2026-21621 affects the Hex.pm application (hexpm/hexpm). The vulnerability arises from the OAuth client_credentials flow in Elixir.HexpmWeb.API.OAuthController (validate_scopes_against_key/2), where a read-only API key (domain: api, resource: read) loses its scope and is issued a broad api sc...

CVE-2026-21621 Improper Scope Enforcement in OAuth client_credentials Flow Allows Read-Only API Key to Escalate to Full Access

Incorrect Authorization vulnerability in hexpm hexpm/hexpm 'Elixir.HexpmWeb.API.OAuthController' module allows Privilege Escalation. An API key created with read-only permissions domain: "api", resource: "read" can be escalated to full write access under specific conditions. When exchanging a...

CVE-2026-21621: Incorrect Authorization

Incorrect Authorization vulnerability in hexpm hexpm/hexpm 'Elixir.HexpmWeb.API.OAuthController' module allows Privilege Escalation. An API key created with read-only permissions domain: "api", resource: "read" can be escalated to full write access under specific conditions. When exchanging a...

CVE-2026-28477: Cross-Site Request Forgery (CSRF)

OpenClaw versions prior to 2026.2.14 contain an oauth state validation bypass vulnerability in the manual Chutes login flow that allows attackers to bypass CSRF protection. An attacker can convince a user to paste attacker-controlled OAuth callback data, enabling credential substitution and token...

OliveTin security vulnerabilities

OliveTin is an open-source web application developed by OliveTin. Versions of OliveTin prior to 300.10.3 contained security vulnerabilities. These vulnerabilities stemmed from the concurrent access to shared mappings during the OAuth2 login process, which could lead to a crash of the Go runtime a...

curl: In curl's SASL OAUTHBEARER authentication, including the SOH character (0x01) in the username corrupts the message structure.

Summary: This vulnerability arises because curl fails to validate the contents of the username when constructing OAuth2 authentication messages. Depending on the server-side implementation, this could lead to log tampering or credential spoofing. Affected version curl 8.18.0...

OpenID Connect / OAuth client - Less critical - Access bypass - SA-CONTRIB-2026-027

This module enables you to use an external OpenID Connect login provider to authenticate and log in users on your site. If a user signs in with a login provider for the first time on the website, a new Drupal user will be created. The module doesn't sufficiently validate the uniqueness of certain...

OpenID Connect / OAuth client - Moderately critical - Access bypass - SA-CONTRIB-2026-026

This module enables you to use an external OpenID Connect login provider to authenticate and log in users on your site. If a user signs in with a login provider for the first time on the website, a new Drupal user will be created. A visitor who successfully logs in to their Identity Provider and ...

USN-8062-2 curl vulnerabilities

USN-8062-1 fixed vulnerabilities in curl. This update provides the corresponding update for CVE-2025-14017, CVE-2025-15079, and CVE-2025-15224 for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. Original advisory details: It was discovered that curl incorrectly handled...

USN-8062-2: curl vulnerabilities

USN-8062-1 fixed vulnerabilities in curl. This update provides the corresponding update for CVE-2025-14017, CVE-2025-15079, and CVE-2025-15224 for Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. Original advisory details: It was discovered that curl incorrectly handled...

Microsoft Warns OAuth Redirect Abuse Delivers Malware to Government Targets

Microsoft on Monday warned of phishing campaigns that employ phishing emails and OAuth URL redirection mechanisms to bypass conventional phishing defenses implemented in email and browsers. The activity, the company said, targets government and public-sector organizations with the end goal of...

OpenClaw: macOS beta onboarding exposed PKCE verifier via OAuth state

Summary The affected surface is the OpenClaw macOS app onboarding flow, and the macOS app is currently in beta. In that beta onboarding flow, Anthropic OAuth used the PKCE codeverifier value as OAuth state, exposing that secret in front-channel URL state. Affected Packages / Versions - Package:...

GHSA-6G25-PC82-VFWP OpenClaw: macOS beta onboarding exposed PKCE verifier via OAuth state

Summary The affected surface is the OpenClaw macOS app onboarding flow, and the macOS app is currently in beta. In that beta onboarding flow, Anthropic OAuth used the PKCE codeverifier value as OAuth state, exposing that secret in front-channel URL state. Affected Packages / Versions - Package:...

This Week in Spring - March 3rd, 2026

Hi Spring fans! Welcome to another rip-roaring installment of This Week in Spring! I'm writing this in an Uber en route to the airport to get to awsome Atlanta, GA, for Devnexus 2026! Who's goin'? You goin'? We - the Spring team - will be there in force! Come say hi at the boothes or come see our...

PT-2026-25108

Summary The affected surface is the OpenClaw macOS app onboarding flow, and the macOS app is currently in beta. In that beta onboarding flow, Anthropic OAuth used the PKCE code verifier value as OAuth state, exposing that secret in front-channel URL state. Affected Packages / Versions - Package:...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : curl vulnerabilities (USN-8062-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8062-1 advisory. It was discovered that curl incorrectly handled cookies when redirected from secure to insecure connections. An attacker could possib...