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-2026-6046 Plugin bot username conflict allows user account to be used as bot identity in Mattermost Server

Mattermost versions 11.6.x = 11.6.1, 11.5.x = 11.5.4, 10.11.x = 10.11.15, 10.11.x = 10.11.16 fail to validate that a username returned during bot registration belongs to a bot account, which allows an unprivileged attacker to intercept private messages sent by plugins via direct message channels ...

CVE-2026-9694

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.9 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions, could have allowed an unauthenticated user to impersonate the GitLab Support Bot and inject arbitrary content via a specially...

CVE-2026-9694 Improper Neutralization of Substitution Characters in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 15.9 before 18.10.8, 18.11 before 18.11.5, and 19.0 before 19.0.2 that under certain conditions, could have allowed an unauthenticated user to impersonate the GitLab Support Bot and inject arbitrary content via a specially...

Command Injection

Overview zen-ai-pentest is an Advanced AI-Powered Penetration Testing Framework with Multi-Agent Orchestration Affected versions of this package are vulnerable to Command Injection via the Prepare Notification process in the GitHub Actions workflow. An attacker can execute arbitrary shell command...

CVE-2021-30478

An issue was discovered in Zulip Server before 3.4. A bug in the implementation of the canforgesender permission previously isapisuperuser resulted in users with this permission being able to send messages appearing as if sent by a system bot, including to other organizations hosted by the same...