CVE-2026-55205

Hermes WebUI before 0.51.468 contains a resource exhaustion vulnerability in the unauthenticated POST /api/onboarding/oauth/start endpoint that allows unbounded accumulation of in-memory flow state and daemon threads. Attackers can send repeated or concurrent requests to exhaust server memory and...

CVE-2026-55205

Hermes WebUI prior to 0.51.468 is affected by a resource-exhaustion vulnerability in the unauthenticated POST /api/onboarding/oauth/start endpoint. The issue allows unbounded accumulation of in-memory flow state and daemon threads, enabling repeated or concurrent requests to exhaust server memory...

GHSA-WCPR-6G7X-P44R googleapis/mcp-toolbox: authentication bypass vulnerability in the generic opaque token validation path (validateOpaqueToken)

An authentication bypass vulnerability exists in the generic opaque token validation path validateOpaqueToken of googleapis/mcp-toolbox. When the toolbox validates an opaque token via an OAuth 2.0 introspection endpoint RFC 7662, it decodes the response into an introspectResp struct. However, the...

CVE-2026-11718

An authentication bypass vulnerability exists in the generic opaque token validation path validateOpaqueToken of googleapis/mcp-toolbox. When the toolbox validates an opaque token via an OAuth 2.0 introspection endpoint RFC 7662, it decodes the response into an introspectResp struct. However, the...

Server-side Request Forgery (SSRF)

Overview Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the processing of user-supplied URLs in outgoing HTTP components, including notification channels, OIDC backchannel logout, and SAML metadata fetches. An attacker can access internal network resources...

CVE-2026-11718

An authentication bypass vulnerability exists in the generic opaque token validation path validateOpaqueToken of googleapis/mcp-toolbox. When the toolbox validates an opaque token via an OAuth 2.0 introspection endpoint RFC 7662, it decodes the response into an introspectResp struct. However, the...

CVE-2026-11718

The CVE-2026-11718 entry concerns an authentication bypass in googleapis/mcp-toolbox: during opaque-token validation via an OAuth 2.0 introspection endpoint, the code decodes the response and checks issuer with the condition a.issuer != "" && iss != "". If the introspection response omits iss, is...

EUVD-2026-37880

An authentication bypass vulnerability exists in the generic opaque token validation path validateOpaqueToken of googleapis/mcp-toolbox. When the toolbox validates an opaque token via an OAuth 2.0 introspection endpoint RFC 7662, it decodes the response into an introspectResp struct. However, the...

CVE-2026-11718

An authentication bypass vulnerability exists in the generic opaque token validation path validateOpaqueToken of googleapis/mcp-toolbox. When the toolbox validates an opaque token via an OAuth 2.0 introspection endpoint RFC 7662, it decodes the response into an introspectResp struct. However, the...

Exposure of Resource to Wrong Sphere

Overview Affected versions of this package are vulnerable to Exposure of Resource to Wrong Sphere in the TokenKeyResolver function. An attacker can bypass authentication and gain unauthorized access by exploiting the shared static JWKS cache across multiple schemes, allowing a key fetched for one...

PT-2026-50660

Name of the Vulnerable Software and Affected Versions googleapis/mcp-toolbox affected versions not specified Description An authentication bypass exists in the generic opaque token validation path validateOpaqueToken. When validating an opaque token via an OAuth 2.0 introspection endpoint, the...

CVE-2026-50202 Steeltoe's static JWKS cache shared across schemes and never invalidated

Steeltoe is an open source project that provides a collection of libraries that helps users build cloud-native applications. In Steeltoe.Security.Authentication.CloudFoundryBase prior to version 3.4.0, Steeltoe.Security.Authentication.JwtBearer prior to version 4.2.0, and...

CVE-2026-50202

Summary: CVE-2026-50202 affects Steeltoe libraries: Steeltoe.Security.Authentication.CloudFoundryBase < 3.4.0, Steeltoe.Security.Authentication.JwtBearer < 4.2.0, and Steeltoe.Security.Authentication.OpenIdConnect

DRUPAL-CORE-2026-008

The Media module comes with support for oEmbed. The oEmbed specification contains two discovery mechanisms, via providers.json and via URL discovery. The URL discovery code could be leveraged to trick Drupal into making server-side requests to any URL...

PT-2026-50566

Name of the Vulnerable Software and Affected Versions Steeltoe.Security.Authentication.CloudFoundryBase versions prior to 3.4.0 Steeltoe.Security.Authentication.JwtBearer versions prior to 4.2.0 Steeltoe.Security.Authentication.OpenIdConnect versions prior to 4.2.0 Description The JWT signing key...

PT-2026-50609

Name of the Vulnerable Software and Affected Versions Drupal core affected versions not specified Description The Media module supports oEmbed, which utilizes two discovery mechanisms: providers.json and URL discovery. The URL discovery code can be exploited to trick the system into making...

Chinese Hackers Abused Google Workspace Rules to Steal Research and Defense Emails

A China-linked espionage group hid inside North American medical, academic, and military research networks for more than a year, quietly stealing sensitive research and defense email. The way in was a backdoor on their REDCap research servers that stole login credentials. The exfiltration was the...

@hulumi/policies bypasses IAM-role policy checks when the role trusts multiple OIDC providers

Affected: @hulumi/policies 1.4.0 — Fixed in: 1.4.0 — Severity: High — CWE-697 Incorrect Comparison Summary AWS IAM trust policies can list more than one federated identity provider — for example, a role that accepts BOTH GitHub Actions OIDC and Google's OIDC. The GOIDC1 and GOIDC2 policy rules ar...

GHSA-G759-4PXW-6692 @hulumi/policies bypasses IAM-role policy checks when the role trusts multiple OIDC providers

Affected: @hulumi/policies 1.4.0 — Fixed in: 1.4.0 — Severity: High — CWE-697 Incorrect Comparison Summary AWS IAM trust policies can list more than one federated identity provider — for example, a role that accepts BOTH GitHub Actions OIDC and Google's OIDC. The GOIDC1 and GOIDC2 policy rules ar...

Incorrect Comparison

Overview @hulumi/policies is a Pulumi CrossGuard policy packs for AWS, GitHub, Kubernetes, Cloudflare, and deployment governance. Includes HulumiHardeningPack, HulumiAwsOrgHardeningPack, state/backend/primitive/detection rules, GitHub packs, EKS packs, and platform governance. SLSA Bui Affected...