EUVD-2026-70453

The API Publisher component previously used a non-cryptographic pseudorandom number generator PRNG to create shared secrets for Webhook HMAC validation. This PRNG lacks sufficient entropy for security-sensitive operations, allowing a sophisticated attacker to predict future secrets. This enables...

CVE-2026-3416 Predictable Pseudorandom Number Generation via Webhook HMAC Secret Generation in Multiple WSO2 Products Allows Forged Event Payloads

The API Publisher component previously used a non-cryptographic pseudorandom number generator PRNG to create shared secrets for Webhook HMAC validation. This PRNG lacks sufficient entropy for security-sensitive operations, allowing a sophisticated attacker to predict future secrets. This enables...

PT-2026-85038

Label Studio through 1.23.0 fails to validate webhook URLs, allowing authenticated users to dispatch requests to internal services including RFC 1918 addresses and cloud metadata endpoints. Attackers can create webhooks targeting private networks and exfiltrate annotation data by enabling payload...

PT-2026-85015

The API Publisher component previously used a non-cryptographic pseudorandom number generator PRNG to create shared secrets for Webhook HMAC validation. This PRNG lacks sufficient entropy for security-sensitive operations, allowing a sophisticated attacker to predict future secrets. This enables...

GHSA-C5F6-2RM9-2W8G OpenChoreo: Unauthenticated build/workflow trigger via git-provider confusion (webhook signature bypass)

Summary The OpenChoreo autobuild webhook endpoint POST /api/v1alpha1/autobuild selected the git provider used to authenticate an incoming webhook from a client-supplied request header rather than from the target component's configuration, and its Bitbucket provider accepted requests without a val...

OpenChoreo: Unauthenticated build/workflow trigger via git-provider confusion (webhook signature bypass)

Summary The OpenChoreo autobuild webhook endpoint POST /api/v1alpha1/autobuild selected the git provider used to authenticate an incoming webhook from a client-supplied request header rather than from the target component's configuration, and its Bitbucket provider accepted requests without a val...

CVE-2026-84856

A vulnerability was detected in rowboatlabs rowboat up to 0.9.1. The impacted element is the function request.text/req.json of the file apps/rowboat/app/api/composio/webhook/route.ts of the component Composio Webhook Endpoint. The manipulation results in denial of service. It is possible to launc...

CVE-2026-84856 rowboatlabs rowboat Composio Webhook Endpoint route.ts req.json denial of service

A vulnerability was detected in rowboatlabs rowboat up to 0.9.1. The impacted element is the function request.text/req.json of the file apps/rowboat/app/api/composio/webhook/route.ts of the component Composio Webhook Endpoint. The manipulation results in denial of service. It is possible to launc...

EUVD-2026-70268

A vulnerability was detected in rowboatlabs rowboat up to 0.9.1. The impacted element is the function request.text/req.json of the file apps/rowboat/app/api/composio/webhook/route.ts of the component Composio Webhook Endpoint. The manipulation results in denial of service. It is possible to launc...

CVE-2026-84856 rowboatlabs rowboat Composio Webhook Endpoint route.ts req.json denial of service

A vulnerability was detected in rowboatlabs rowboat up to 0.9.1. The impacted element is the function request.text/req.json of the file apps/rowboat/app/api/composio/webhook/route.ts of the component Composio Webhook Endpoint. The manipulation results in denial of service. It is possible to launc...

CVE-2026-84856

rowboatlabs rowboat versions up to 0.9.1 are affected by a denial of service vulnerability in the Composio Webhook Endpoint (apps/rowboat/app/api/composio/webhook/route.ts), specifically in the request.text/req.json function. The attack is remotely exploitable with no authentication required. A p...

CVE-2026-84856 rowboatlabs rowboat Composio Webhook Endpoint route.ts req.json denial of service

A vulnerability was detected in rowboatlabs rowboat up to 0.9.1. The impacted element is the function request.text/req.json of the file apps/rowboat/app/api/composio/webhook/route.ts of the component Composio Webhook Endpoint. The manipulation results in denial of service. It is possible to launc...

CVE-2026-77123

Nexus Repository 3 contains a sensitive information disclosure vulnerability in the capability read API. An account holding the nexus:capabilities:read privilege can retrieve the plaintext shared secret configured on a webhook capability, which is intended to be masked from all API responses. Thi...

CVE-2026-77123

Nexus Repository 3 contains a sensitive information disclosure vulnerability in the capability read API . An account holding the nexus:capabilities:read privilege can retrieve the plaintext shared secret configured on a webhook capability, which is intended to be masked from API responses. The vu...

EUVD-2026-70230

Nexus Repository 3 contains a sensitive information disclosure vulnerability in the capability read API. An account holding the nexus:capabilities:read privilege can retrieve the plaintext shared secret configured on a webhook capability, which is intended to be masked from all API responses. Thi...

CVE-2026-77123 Nexus Repository 3 - Webhook Secret Disclosure via Capability Read API

Nexus Repository 3 contains a sensitive information disclosure vulnerability in the capability read API. An account holding the nexus:capabilities:read privilege can retrieve the plaintext shared secret configured on a webhook capability, which is intended to be masked from all API responses. Thi...

DRUPAL-CONTRIB-2026-130

The Monobank payment API module provides integration with Monobank acquiring payments. The module did not verify the Monobank webhook signature before processing payment status callbacks...

CVE-2026-73474

Server-Side Request Forgery SSRF vulnerability in Drupal Entity Share Websub allows Server Side Request Forgery. This issue affects Entity Share Websub versions: from 0.0.0 to 1.1.2...

PT-2026-84834

Nexus Repository 3 contains a sensitive information disclosure vulnerability in the capability read API. An account holding the nexus:capabilities:read privilege can retrieve the plaintext shared secret configured on a webhook capability, which is intended to be masked from all API responses. Thi...

PT-2026-84867

Name of the Vulnerable Software and Affected Versions rowboatlabs rowboat versions prior to 0.9.2 Description A remote denial of service issue exists in the Composio Webhook Endpoint component. The problem occurs within the request.text/req.json functions located in the...