CVE-2026-3116

Mattermost Plugins versions =11.4 11.0.4 11.1.3 11.3.2 10.11.11.0 fail to validate incoming request size which allows an authenticated attacker to cause service disruption via the webhook endpoint. Mattermost Advisory ID: MMSA-2026-00589...

CVE-2026-3116: Uncontrolled Resource Consumption

Mattermost Plugins versions =11.4 11.0.4 11.1.3 11.3.2 10.11.11.0 fail to validate incoming request size which allows an authenticated attacker to cause service disruption via the webhook endpoint. Mattermost Advisory ID: MMSA-2026-00589...

Vikjuna: Webhook BasicAuth Credentials Exposed to Read-Only Project Collaborators via API

The GET /api/v1/projects/:project/webhooks endpoint returns webhook BasicAuth credentials basicauthuser and basicauthpassword in plaintext to any user with read access to the project. While the existing code correctly masks the HMAC secret field, the BasicAuth fields added in a later migration we...

CVE-2026-33677

Vikunja (self-hosted task management) prior to version 2.2.1 exposes webhook BasicAuth credentials (basic_auth_user, basic_auth_password) via GET /api/v1/projects/:project/webhooks to any user with read access. The code already masks the HMAC secret, but the BasicAuth fields were not masked after...

CVE-2026-33677

Vikunja is an open-source self-hosted task management platform. Prior to version 2.2.1, the GET /api/v1/projects/:project/webhooks endpoint returns webhook BasicAuth credentials basicauthuser and basicauthpassword in plaintext to any user with read access to the project. While the existing code...

CVE-2026-32066

Rejected reason: This CVE ID has been rejected...

EUVD-2026-14187

The Appmax plugin for WordPress is vulnerable to Improper Input Validation in all versions up to, and including, 1.0.3. This is due to the plugin registering a public REST API webhook endpoint at /webhook-system without implementing webhook signature validation, secret verification, or any...

CVE-2026-3641

The Appmax plugin for WordPress is vulnerable to Improper Input Validation in all versions up to, and including, 1.0.3. This is due to the plugin registering a public REST API webhook endpoint at /webhook-system without implementing webhook signature validation, secret verification, or any...

CVE-2026-3641

The Appmax WordPress plugin (up to version 1.0.3) exposes a public REST API webhook at /webhook-system that lacks webhook signature verification or authentication. The plugin directly processes untrusted input from the 'event' and 'data' parameters, enabling unauthenticated attackers to alter Woo...

CVE-2026-3641 Appmax <= 1.0.3 - Missing Authorization to Order Status Manipulation and Arbitrary Order Creation via Webhook Endpoint

The Appmax plugin for WordPress is vulnerable to Improper Input Validation in all versions up to, and including, 1.0.3. This is due to the plugin registering a public REST API webhook endpoint at /webhook-system without implementing webhook signature validation, secret verification, or any...

CVE-2026-3641 Appmax <= 1.0.3 - Missing Authorization to Order Status Manipulation and Arbitrary Order Creation via Webhook Endpoint

The Appmax plugin for WordPress is vulnerable to Improper Input Validation in all versions up to, and including, 1.0.3. This is due to the plugin registering a public REST API webhook endpoint at /webhook-system without implementing webhook signature validation, secret verification, or any...

CVE-2026-28461: Allocation of Resources Without Limits or Throttling

OpenClaw versions prior to 2026.3.1 contain an unbounded memory growth vulnerability in the Zalo webhook endpoint that allows unauthenticated attackers to trigger in-memory key accumulation by varying query strings. Remote attackers can exploit this by sending repeated requests with different que...

Gitlab -- vulnerabilities

Gitlab reports: Cross-site Scripting issue in Markdown placeholder processing impacts GitLab CE/EE Denial of Service issue in GraphQL API impacts GitLab CE/EE Denial of Service issue in repository archive endpoint impacts GitLab CE/EE Denial of Service issue in protected branches API impacts GitL...

CVE-2026-30839

Wallos is an open-source, self-hostable personal subscription tracker. Prior to version 4.6.2, testwebhooknotifications.php does not validate the target URL against private/reserved IP ranges, enabling full-read SSRF. The server response is returned to the caller. This issue has been patched in...

CVE-2026-30839

CVE-2026-30839 affects Wallos prior to version 4.6.2. The issue in testwebhooknotifications.php allows full-read SSRF because the target URL is not validated against private/reserved IP ranges; the server response is returned to the caller. This vulnerability is mitigated in 4.6.2 (patch released...

PT-2026-25134

Summary Unauthenticated requests to a reachable Zalo webhook endpoint could trigger unbounded in-memory key growth by varying query strings on the same valid webhook route. Impact An attacker could cause memory pressure and potential process instability or OOM, degrading availability. Fix Webhook...

CVE-2026-1305

The Japanized for WooCommerce plugin for WordPress is vulnerable to Improper Authentication in versions up to, and including, 2.8.4. This is due to a flawed permission check in the paidywebhookpermissioncheck function that unconditionally returns true when the webhook signature header is omitted...

CVE-2026-25474

OpenClaw is a personal AI assistant. In versions 2026.1.30 and below, if channels.telegram.webhookSecret is not set when in Telegram webhook mode, OpenClaw may accept webhook HTTP requests without verifying Telegram’s secret token header. In deployments where the webhook endpoint is reachable by ...

📄 WordPress StoryChief 1.0.42 Shell Upload

This Metasploit module exploits an unauthenticated arbitrary file upload vulnerability in the StoryChief WordPress plugin less than or equal to 1.0.42. The plugin exposes a webhook endpoint at /wp-json/storychief/webhook which accepts a forged HMAC. Because the plugin uses an empty secret for HMA...

PT-2026-23561

Name of the Vulnerable Software and Affected Versions OpenClaw versions prior to 2026.2.14 Description The software contains a webhook signature-verification bypass in the voice-call extension. This allows unauthenticated requests when the tunnel.allowNgrokFreeTierLoopbackBypass option is enabled...