CVE-2026-101049 Heym before 0.0.53 Slack Webhook Signature Verification Bypass

Heym before 0.0.53 fails to verify Slack request signatures when trigger nodes lack credential IDs or have empty signing secrets. Remote unauthenticated attackers can send forged Slack events to known webhook URLs to trigger workflows with the owner's credentials...

CVE-2026-100865

Heym before 0.0.53 evaluates workflow condition expressions using Python's eval with insufficient sandboxing in the workflow executor service. Authenticated users can edit workflow condition nodes or import malicious templates to execute arbitrary Python and OS commands as the backend process use...

CVE-2026-100865

The Heym workflow automation platform, in versions before 0.0.53 , is vulnerable to Remote Code Execution (RCE) due to insufficient sandboxing when evaluating workflow condition expressions using Python's eval() function in the workflow executor service. Authenticated users can exploit this by ed...

CVE-2026-57122 PraisonAI: Webhook signature verification skipped (fail-open) when secret unset, allowing forged inbound webhooks (WhatsApp & Linear bots)

PraisonAI is a multi-agent teams system. Prior to 4.6.59, the WhatsApp and Linear bot webhook handlers verify HMAC signatures only when WHATSAPPAPPSECRET or LINEARWEBHOOKSECRET is configured and otherwise parse and dispatch unsigned request bodies. A remote unauthenticated client that reaches the...

CVE-2026-57122 PraisonAI: Webhook signature verification skipped (fail-open) when secret unset, allowing forged inbound webhooks (WhatsApp & Linear bots)

PraisonAI is a multi-agent teams system. Prior to 4.6.59, the WhatsApp and Linear bot webhook handlers verify HMAC signatures only when WHATSAPPAPPSECRET or LINEARWEBHOOKSECRET is configured and otherwise parse and dispatch unsigned request bodies. A remote unauthenticated client that reaches the...

CVE-2026-57122

PraisonAI (a multi-agent LLM framework) is vulnerable to fail-open webhook signature verification in its WhatsApp and Linear bot adapters prior to 4.6.59 . When WHATSAPP_APP_SECRET or LINEAR_WEBHOOK_SECRET is unset—the default on a fresh install —the _handle_webhook handler skips HMAC-SHA256 veri...

GO-2026-6360 OpenChoreo: Unauthenticated build/workflow trigger via git-provider confusion (webhook signature bypass) in github.com/openchoreo/openchoreo

OpenChoreo: Unauthenticated build/workflow trigger via git-provider confusion webhook signature bypass in github.com/openchoreo/openchoreo...

CVE-2026-85621

LobeChat LobeHub 2.2.1 does not properly verify inbound chat-platform webhook signatures in the QQ and Feishu adapters. The webhook route /api/agent/webhooks/:platform is unauthenticated by design and delegates verification to each adapter; the QQ adapter performs no Ed25519 signature verificatio...

CVE-2026-85621 LobeChat 2.2.1 Webhook Signature Verification Bypass QQ Feishu

LobeChat LobeHub 2.2.1 does not properly verify inbound chat-platform webhook signatures in the QQ and Feishu adapters. The webhook route /api/agent/webhooks/:platform is unauthenticated by design and delegates verification to each adapter; the QQ adapter performs no Ed25519 signature verificatio...

CVE-2026-85621

LobeChat (LobeHub) 2.2.1 has an improper webhook signature verification flaw in its QQ and Feishu adapters . The webhook route (/api/agent/webhooks/:platform) is unauthenticated by design and delegates verification to each adapter. The QQ adapter performs no Ed25519 signature verification on disp...

CVE-2026-85621 LobeChat 2.2.1 Webhook Signature Verification Bypass QQ Feishu

LobeChat LobeHub 2.2.1 does not properly verify inbound chat-platform webhook signatures in the QQ and Feishu adapters. The webhook route /api/agent/webhooks/:platform is unauthenticated by design and delegates verification to each adapter; the QQ adapter performs no Ed25519 signature verificatio...

CVE-2026-85621: Insufficient Verification of Data Authenticity

LobeChat LobeHub 2.2.1 does not properly verify inbound chat-platform webhook signatures in the QQ and Feishu adapters. The webhook route /api/agent/webhooks/:platform is unauthenticated by design and delegates verification to each adapter; the QQ adapter performs no Ed25519 signature verificatio...

PT-2026-85545

LobeChat LobeHub 2.2.1 does not properly verify inbound chat-platform webhook signatures in the QQ and Feishu adapters. The webhook route /api/agent/webhooks/:platform is unauthenticated by design and delegates verification to each adapter; the QQ adapter performs no Ed25519 signature verificatio...

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-2026-16650

The Charitable WordPress plugin before 1.8.12 does not verify the authenticity of incoming Square payment webhook events in its default configuration. This allows unauthenticated attackers to forge webhook notifications that mark donations as paid without any real payment being made. The vulnerab...

CVE-2026-72861 Appwrite Templates github-issue-bot Skips Webhook Signature Verification When the X-Hub-Signature-256 Header Is Absent

The github-issue-bot templates in appwrite/templates verify the GitHub webhook signature with an inverted condition. verifyWebhook in node/github-issue-bot/src/github.js and in node-typescript/github-issue-bot/src/github.ts returns "typeof signature !== 'string' || await verify...", so when the...

CVE-2026-72861 Appwrite Templates github-issue-bot Skips Webhook Signature Verification When the X-Hub-Signature-256 Header Is Absent

The github-issue-bot templates in appwrite/templates verify the GitHub webhook signature with an inverted condition. verifyWebhook in node/github-issue-bot/src/github.js and in node-typescript/github-issue-bot/src/github.ts returns "typeof signature !== 'string' || await verify...", so when the...

Pipelines-as-Code GitHub App token request can be redirected via untrusted Enterprise Host header

Impact Pipelines-as-Code installations using the GitHub App provider are vulnerable to GitHub App credential exfiltration through the webhook endpoint. Affected versions accepted the X-GitHub-Enterprise-Host request header as the GitHub Enterprise API host during GitHub App token generation. For...

CVE-2026-73840 OpenChoreo: Unauthenticated build/workflow trigger via git-provider confusion (webhook signature bypass)

OpenChoreo is a complete, open-source developer platform for Kubernetes. Prior to 1.0.3, 1.1.3, and 1.2.0-rc.2, the POST /api/v1alpha1/autobuild endpoint in internal/openchoreo-api/api/handlers/webhookhandler.go selected a webhook provider from caller-controlled X-Event-Key, accepted Bitbucket...

CVE-2026-73840 OpenChoreo: Unauthenticated build/workflow trigger via git-provider confusion (webhook signature bypass)

OpenChoreo is a complete, open-source developer platform for Kubernetes. Prior to 1.0.3, 1.1.3, and 1.2.0-rc.2, the POST /api/v1alpha1/autobuild endpoint in internal/openchoreo-api/api/handlers/webhookhandler.go selected a webhook provider from caller-controlled X-Event-Key, accepted Bitbucket...