CVE-2026-53988 Dockhand < 1.0.40 Unauthenticated Webhook Trigger via Git Webhook Endpoints

Dockhand before 1.0.40 contains an authentication bypass vulnerability in its git webhook endpoints that allows unauthenticated remote attackers to trigger arbitrary stack redeployments by exploiting a null webhook secret guard condition. Attackers can enumerate sequential stack IDs and send...

CVE-2026-53988 Dockhand < 1.0.40 Unauthenticated Webhook Trigger via Git Webhook Endpoints

Dockhand before 1.0.40 contains an authentication bypass vulnerability in its git webhook endpoints that allows unauthenticated remote attackers to trigger arbitrary stack redeployments by exploiting a null webhook secret guard condition. Attackers can enumerate sequential stack IDs and send...

CVE-2026-54544

Fireshare , a self-hosted media and link sharing platform, contains an unauthenticated SSRF vulnerability prior to version 1.6.16 . Two API endpoints—POST /api/test-discord-webhook and POST /api/test-webhook—are missing the @login_required decorator, allowing an attacker to trigger arbitrary outb...

CVE-2026-54544 Fireshare has unauthenticated SSRF via missing login_required on webhook test endpoints

Fireshare facilitates self-hosted media and link sharing. Prior to version 1.6.16, two API endpoints that trigger outbound HTTP requests are missing the @loginrequired decorator. An unauthenticated attacker can call POST /api/test-discord-webhook or POST /api/test-webhook and cause the Fireshare...

PT-2026-93114

Fireshare facilitates self-hosted media and link sharing. Prior to version 1.6.16, two API endpoints that trigger outbound HTTP requests are missing the @login required decorator. An unauthenticated attacker can call POST /api/test-discord-webhook or POST /api/test-webhook and cause the Fireshare...

CVE-2026-85667

xiaobei through 5.5.2 fails to implement authentication or signature validation on webhook endpoints, allowing unauthenticated attackers to inject arbitrary messages into the agent pipeline. Attackers can publish malicious messages via the /webhookworktool handler and exploit unvalidated media UR...

CVE-2026-85667: Missing Authentication for Critical Function

xiaobei through 5.5.2 fails to implement authentication or signature validation on webhook endpoints, allowing unauthenticated attackers to inject arbitrary messages into the agent pipeline. Attackers can publish malicious messages via the /webhookworktool handler and exploit unvalidated media UR...

CVE-2026-8505

CVE-2026-8505 affects Langflow OSS 1.0.0–1.10.0. A flaw in the webhook authentication logic bypasses API key validation when WEBHOOK_AUTH_ENABLE is False (default), allowing unauthenticated remote execution of any flow and potentially RCE/DoS. IBM’s bulletin confirms the vulnerability and that th...

CVE-2026-56261

Crawl4AI before 0.8.7 contains a server-side request forgery SSRF vulnerability in the Docker API server's /crawl/job and /llm/job endpoints, which accept webhook URLs without destination validation. An attacker can supply webhook URLs pointing to private or internal IP ranges, Docker networks, o...

Missing Authorization

Overview mythic is an Interact with Mythic C2 Framework Instances Affected versions of this package are vulnerable to Missing Authorization in the c2profileconfigcheckwebhook, c2profileredirectruleswebhook, c2profilegetiocwebhook, and c2profilesamplemessagewebhook endpoints due to missing...

CVE-2026-57952

Mythic before 3.4.0.60 contains an authorization bypass vulnerability in four REST endpoints c2profileconfigcheckwebhook, c2profileredirectruleswebhook, c2profilegetiocwebhook, c2profilesamplemessagewebhook that fail to verify payload ownership. An operator in one operation can invoke these...

EUVD-2026-40169

Mythic before 3.4.0.60 contains an authorization bypass vulnerability in four REST endpoints c2profileconfigcheckwebhook, c2profileredirectruleswebhook, c2profilegetiocwebhook, c2profilesamplemessagewebhook that fail to verify payload ownership. An operator in one operation can invoke these...

CVE-2026-57952 Mythic < 3.4.0.60 - Unauthorized C2 Profile Configuration Access via Unverified Payload UUID

Mythic before 3.4.0.60 contains an authorization bypass vulnerability in four REST endpoints c2profileconfigcheckwebhook, c2profileredirectruleswebhook, c2profilegetiocwebhook, c2profilesamplemessagewebhook that fail to verify payload ownership. An operator in one operation can invoke these...

CVE-2026-41896: Improper Authentication

Coolify is an open-source and self-hostable tool for managing servers, applications, and databases. Prior to 4.0.0-beta.474, the HMAC key is the application's manualwebhooksecretgithub field, which is used by Coolify's webhook endpoints to validate incoming requests, is nullable with no default —...

SUSE CVE-2026-57522

Bitwarden Server before 2026.5.0 contains a JSON injection vulnerability in IntegrationTemplateProcessor.ReplaceTokens, which substitutes user-controlled values into event-integration templates without JSON encoding. When an organization has configured an event integration whose template referenc...

CVE-2026-57522 Bitwarden Server < 2026.5.0 JSON Injection via Webhook Templates

Bitwarden Server before 2026.5.0 contains a JSON injection vulnerability in IntegrationTemplateProcessor.ReplaceTokens, which substitutes user-controlled values into event-integration templates without JSON encoding. When an organization has configured an event integration whose template referenc...

Cross-site Scripting (XSS)

Overview n8n-nodes-base is a Base nodes of n8n Affected versions of this package are vulnerable to Cross-site Scripting XSS via the webhook verification endpoints in the Meta, WhatsApp and Microsoft Teams trigger nodes, where a query parameter is reflected into the HTTP response without proper...

CVE-2026-54303 n8n: Reflected XSS via Facebook, WhatsApp, and Microsoft Teams Trigger Webhook Verification Endpoints

n8n is an open source workflow automation platform. Prior to 2.24.0, an endpoint in the Meta and Microsoft Teams trigger nodes reflects a query parameter into the HTTP response without sanitization or Content-Security-Policy headers, enabling reflected XSS in the n8n origin when a logged-in user...

CVE-2026-54303

Summary of CVE-2026-54303 (n8n): An endpoint in the Meta and Microsoft Teams trigger nodes reflects a query parameter into the HTTP response without sanitization or CSP headers, enabling reflected XSS in the n8n origin when a logged-in user visits a crafted URL. Affected component: n8n trigger no...

CVE-2026-54303 n8n: Reflected XSS via Facebook, WhatsApp, and Microsoft Teams Trigger Webhook Verification Endpoints

n8n is an open source workflow automation platform. Prior to 2.24.0, an endpoint in the Meta and Microsoft Teams trigger nodes reflects a query parameter into the HTTP response without sanitization or Content-Security-Policy headers, enabling reflected XSS in the n8n origin when a logged-in user...