CVE-2026-21388 Unbounded Request Body Read in MS Teams Plugin {{/lifecycle}} Webhook Endpoint

Mattermost Plugins versions =2.3.1 fail to limit the request body size on the /lifecycle webhook endpoint which allows an authenticated attacker to cause memory exhaustion and denial of service via sending an oversized JSON payload. Mattermost Advisory ID: MMSA-2026-00610...

CLEANSTART-2026-BY59711 gRPC-Go is the Go language implementation of gRPC

Multiple security vulnerabilities affect the cert-manager-webhook-pdns-fips package. gRPC-Go is the Go language implementation of gRPC. See references for individual vulnerability details...

OpenClaw 安全漏洞

OpenClaw is an open-source intelligent artificial assistant developed by OpenClaw. Versions of OpenClaw prior to 2026.3.22 contained security vulnerabilities. These vulnerabilities stemmed from improper authentication handling in the Google Chat application’s URL Webhook. Attackers could bypass t...

PT-2026-31759

OpenClaw before 2026.3.25 contains a missing rate limiting vulnerability in webhook authentication that allows attackers to brute-force weak webhook passwords without throttling. Remote attackers can repeatedly submit incorrect password guesses to the webhook endpoint to compromise authentication...

PT-2026-31783

Name of the Vulnerable Software and Affected Versions PraisonAI versions prior to 4.5.128 Description PraisonAI is a multi-agent teams system. The /api/v1/runs endpoint accepts an arbitrary webhook url in the request body without URL validation. Upon job completion success or failure, the server...

PT-2026-31758

OpenClaw before 2026.3.22 contains an improper authentication verification vulnerability in Google Chat app-url webhook handling that accepts add-on principals outside intended deployment bindings. Attackers can bypass webhook authentication by providing non-deployment add-on principals to execut...

PT-2026-31764

Name of the Vulnerable Software and Affected Versions OpenClaw versions prior to 2026.3.25 Description OpenClaw contains a missing rate limiting issue in Telegram webhook authentication. This allows attackers to brute-force weak webhook secrets by repeatedly guessing without throttling. The...

CVE-2026-35640: Incorrect Behavior Order

OpenClaw before 2026.3.25 parses JSON request bodies before validating webhook signatures, allowing unauthenticated attackers to force resource-intensive parsing operations. Remote attackers can send malicious webhook requests to trigger denial of service by exhausting server resources through...

CVE-2026-35635: Use of Incorrectly-Resolved Name or Reference

OpenClaw before 2026.3.22 contains a webhook path route replacement vulnerability in the Synology Chat extension that allows attackers to collapse multi-account configurations onto shared webhook paths. Attackers can exploit inherited or duplicate webhook paths to bypass per-account DM access...

CVE-2026-35626: Asymmetric Resource Consumption (Amplification)

OpenClaw before 2026.3.22 contains an unauthenticated resource exhaustion vulnerability in voice call webhook handling that buffers request bodies before provider signature checks. Attackers can send large or malicious webhook requests to exhaust server resources without authentication by bypassi...

CVE-2026-35622: Authentication Bypass by Spoofing

OpenClaw before 2026.3.22 contains an improper authentication verification vulnerability in Google Chat app-url webhook handling that accepts add-on principals outside intended deployment bindings. Attackers can bypass webhook authentication by providing non-deployment add-on principals to execut...

CVE-2026-35628: Improper Restriction of Excessive Authentication Attempts

OpenClaw before 2026.3.25 contains a missing rate limiting vulnerability in Telegram webhook authentication that allows attackers to brute-force weak webhook secrets. The vulnerability enables repeated authentication guesses without throttling, permitting attackers to systematically guess webhook...

CVE-2026-35623: Improper Restriction of Excessive Authentication Attempts

OpenClaw before 2026.3.25 contains a missing rate limiting vulnerability in webhook authentication that allows attackers to brute-force weak webhook passwords without throttling. Remote attackers can repeatedly submit incorrect password guesses to the webhook endpoint to compromise authentication...

Mattermost Plugins 安全漏洞

Mattermost Plugins is a plugin provided by the American company Mattermost, offering powerful feature extensions and tight integration with servers and network/desktop applications. Versions of Mattermost Plugins 2.3.1 and earlier contained security vulnerabilities. These vulnerabilities stemmed...

PT-2026-31735

Name of the Vulnerable Software and Affected Versions Flux notification-controller versions prior to 1.8.3 Description Flux notification-controller is the event forwarder and notification dispatcher for the GitOps Toolkit controllers. The gcr Receiver type does not validate the email claim of...

OpenClaw 安全漏洞

OpenClaw is an open-source intelligent artificial assistant developed by OpenClaw. Versions of OpenClaw prior to 2026.3.25 contained a security vulnerability. This vulnerability stemmed from the lack of rate limiting in Telegram Webhook authentication, which could lead to brute-force attacks...

PT-2026-31659

Name of the Vulnerable Software and Affected Versions Aiven Operator versions 0.31.0 through 0.36.9 Description Aiven Operator allows provisioning and management of Aiven Services from a Kubernetes cluster. A developer with create permission on ClickhouseUser Custom Resource Definitions CRDs in...

PT-2026-31604

Name of the Vulnerable Software and Affected Versions Mattermost Plugins versions less than or equal to 2.1.3.0 Description Mattermost Plugins versions less than or equal to 2.1.3.0 do not limit the request body size on the /changes webhook endpoint. This allows an authenticated attacker to cause...

OpenClaw 安全漏洞

OpenClaw is an open-source intelligent artificial assistant developed by OpenClaw. Versions of OpenClaw prior to 2026.3.22 contained security vulnerabilities. These vulnerabilities stemmed from the handling of voice call Webhooks, which allowed unauthorized resources to be exhausted, potentially...

OpenClaw 安全漏洞

OpenClaw is an open-source intelligent artificial assistant developed by OpenClaw. Versions of OpenClaw prior to 2026.3.22 contained security vulnerabilities. These vulnerabilities were caused by a problem with the Webhook path routing in the Synology Chat extension, which could lead to bypassing...