CVE-2026-56357 n8n - Webhook Forgery via Missing HMAC-SHA256 Signature Verification in GitHub Webhook Trigger

n8n before 1.123.15 and 2.5.0 contains a webhook forgery vulnerability in the GitHub Webhook Trigger node that fails to implement HMAC-SHA256 signature verification. Attackers who know the webhook URL can send unsigned POST requests to trigger workflows with arbitrary data, spoofing GitHub webhoo...

CVE-2026-56357 n8n - Webhook Forgery via Missing HMAC-SHA256 Signature Verification in GitHub Webhook Trigger

n8n before 1.123.15 and 2.5.0 contains a webhook forgery vulnerability in the GitHub Webhook Trigger node that fails to implement HMAC-SHA256 signature verification. Attackers who know the webhook URL can send unsigned POST requests to trigger workflows with arbitrary data, spoofing GitHub webhoo...

EUVD-2026-38377

n8n before 1.123.15 and 2.5.0 contains a webhook forgery vulnerability in the GitHub Webhook Trigger node that fails to implement HMAC-SHA256 signature verification. Attackers who know the webhook URL can send unsigned POST requests to trigger workflows with arbitrary data, spoofing GitHub webhoo...

CVE-2026-56357

n8n’s GitHub Webhook Trigger node is affected in versions before 1.123.15 and 2.5.0 due to missing HMAC-SHA256 signature verification. This allows an attacker who knows the webhook URL to send unsigned POST requests, potentially triggering workflows with arbitrary data and spoofing GitHub webhook...

MAL-2026-6311 Malicious code in @thymelab/logfx (npm)

@thymelab/logfx malicious version 2.15.5, published by [email protected] is a trojanized npm package belonging to the wshu.net credential-stealer campaign. The campaign published trojanized look-alike utility packages across 12+ scopes whose publisher accounts all follow the pattern...

GHSA-WMWX-JR2P-4J4R parse-server: Relation `$relatedTo` query bypasses `protectedFields` and owning-object ACL

Impact A relation query using the $relatedTo operator could read the membership of a Relation field even when that field was hidden from the requesting client by protectedFields, and even when the object owning the relation was not readable by the client under its ACL or class-level permissions...

CVE-2023-54353

Chromacam 4.0.3.0 contains an unquoted service path vulnerability in the PsyFrameGrabberService that allows local attackers to execute arbitrary code by placing malicious executables in unquoted path directories. Attackers with write access to C:\ or subdirectories like C:\Program Files...

MAL-2026-6193 Malicious code in ordered-btree (npm)

--- -= Per source details. Do not edit below this line.=- Source: amazon-inspector 3a7b579313f4d78d1b99c88ed3fc22c295458981099a80f09f8408ca2bbb2ac4 Package impersonates the legitimate sorted-btree library matching name, README, and attributed author and ships a hidden remote-code-execution payloa...

CVE-2026-12044

SQL injection in pgAdmin 4 across every dialog template that renders COMMENT ON ... IS '' for a user-supplied description field. The Jinja templates for Domains and their constraints, Foreign Tables, Languages, and Event Triggers, plus the Views OID-lookup query, interpolated the description...

Unsafe Dependency Resolution

Overview @theia/ai-claude-code is a Theia - Claude Code Integration Affected versions of this package are vulnerable to Unsafe Dependency Resolution via the processing of workspace file and directory names in the AI chat. An attacker can cause the agent to execute attacker-controlled instructions...

PT-2026-50810

Name of the Vulnerable Software and Affected Versions pgAdmin 4 versions 1.0 through 9.15 Description SQL injection is possible across multiple dialog templates that render descriptions for Domains, Foreign Tables, Languages, and Event Triggers, as well as the Views OID-lookup query. The issue...

Mattermost Server 10.11.x < 10.11.14 / 11.4.x < 11.4.4 / 11.5.x < 11.5.2 Vulnerability (MMSA-2026-00597)

The version of Mattermost Server installed on the remote host is affected by a vulnerability: - Mattermost fails to enforce slash command trigger-word uniqueness during command updates which allows an authenticated team member with Manage Own Slash Commands permission to hijack and impersonate...

kernel: ALSA: aloop: Fix racy access at PCM trigger

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop: Fix racy access at PCM trigger The PCM trigger callback of aloop driver tries to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both check and stop operations are...

CVE-2025-66391

In Citrix Cloud through 2025-11-10, an account with read-only access can trigger the beginning of a workflow for write operations, e.g., the system will send a one-time password to an attacker-controlled email address when the attacker attempts to reset the password of a user account...

NPM: n8n: Stored XSS in Chat Trigger Node

NPM: n8n: Stored XSS in Chat Trigger Node vulnerability discovered by ? in WordPress Npm n8n versions 1.123.55...

n8n: Stored XSS in Chat Trigger Node

Impact An authenticated user with workflow edit access could inject arbitrary JavaScript into the Chat Trigger's generated page by setting a malicious webhookId. When a logged-in user visited the chat URL, the injected code executed in the n8n origin with that user's session privileges. Patches T...

GHSA-42H7-M79W-WVG5 n8n: Stored XSS in Chat Trigger Node

Impact An authenticated user with workflow edit access could inject arbitrary JavaScript into the Chat Trigger's generated page by setting a malicious webhookId. When a logged-in user visited the chat URL, the injected code executed in the n8n origin with that user's session privileges. Patches T...

n8n: Reflected XSS via Facebook, WhatsApp, and Microsoft Teams Trigger Webhook Verification Endpoints

Impact 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 visits a crafted URL. Patches The issue has been fixed in n8n...

GHSA-H86Q-FX34-GFJR n8n: Reflected XSS via Facebook, WhatsApp, and Microsoft Teams Trigger Webhook Verification Endpoints

Impact 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 visits a crafted URL. Patches The issue has been fixed in n8n...

n8n: Missing Token Validation on Microsoft Agent 365 Trigger and Stripe Nodes

Impact The MicrosoftAgent365Trigger and StripeTrigger node did not validate that inbound requests. As a result, an unauthenticated attacker who knows the webhook URL could submit a forged payload and cause the workflow to execute with attacker-controlled data. Patches The issue has been fixed in...