PraisonAI: Jobs API exposes agent-execution endpoints with no authentication

praisonai: Jobs API exposes agent-execution endpoints with no authenticationResearcher: Kai Aizen — SnailSploit @SnailSploit, Adversarial & Offensive Security Research Target: https://github.com/MervinPraison/PraisonAI---Package: praisonai on PyPIAffected version empirically tested:...

PraisonAI: Arbitrary File Read via `@file:` Mention Path Traversal

SummaryThe MentionsParser in src/praisonai-agents/praisonaiagents/tools/mentions.py processes @file: mentions in agent prompts by reading arbitrary files from the filesystem. When a file path is not found relative to the workspace, the parser falls back to using the path as an absolute path witho...

PraisonAI: Unauthenticated RCE via Jobs API + Approval Bypass

Unauthenticated Remote Code Execution via Jobs API and Approval Bypass in PraisonAI Summary An unauthenticated attacker can execute arbitrary OS commands on any server runningthe PraisonAI Jobs API by submitting a crafted workflow YAML. The attack chains twoweaknesses: the /api/v1/runs endpoint...

PraisonAI: execute_code sandbox bypass: str.format C-level attribute access reads every blocklisted dunder

SummaryThe executecode tool's subprocess sandbox advertises a three-layer defense AST validation, text-pattern blocklist, restricted builtins. In sandbox mode the default only two layers are active — the text-pattern blocklist is skipped — and both remaining layers are bypassed by combining two...

PraisonAI: MCP SSE transport binds 0.0.0.0 with no authentication and no Origin validation; bundled SecurityConfig is never wired in

The MCP SSE server started via ToolsMCPServer.runsse / launchtoolsmcpservertransport="sse"binds to 0.0.0.0 by default and builds its Starlette application with no authentication middlewareand no Origin-header validation. The module mcp/mcpsecurity.py provides exactly the needed controlsorigin...

PYSEC-2026-3521 PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools

PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools Summary praisonaiagents.mcp.ToolsMCPServer.runsse builds a Starlette MCP HTTP+SSE server around mcp.server.sse.SseServerTransport. The server exposes /sse and /messages/, but it does not valida...

PYSEC-2026-3510 PraisonAI LinearBot processes unsigned webhooks when LINEAR_WEBHOOK_SECRET is missing

PraisonAI LinearBot processes unsigned webhooks when LINEARWEBHOOKSECRET is missing Summary PraisonAI's LinearBot starts a public webhook listener on 0.0.0.0 and treats LINEARWEBHOOKSECRET as optional. When the secret is absent, startup only logs a warning and handlewebhook skips Linear-Signature...

PYSEC-2026-3503 PraisonAI: HTTPApproval dashboard renders tool arguments as raw HTML, allowing approval-page XSS to approve dangerous tools

HTTPApproval dashboard renders tool arguments as raw HTML, allowing approval-page XSS to approve dangerous tools Summary praisonai.bots.HTTPApproval renders pending tool approval arguments directly into the approval dashboard HTML. An attacker-controlled tool argument can inject JavaScript into...

PYSEC-2026-3518 PraisonAI Slack app_mention bypasses configured user/channel authorization

PraisonAI Slack appmention bypasses configured user/channel authorization Summary PraisonAI's Slack bot applies its configured allowedusers, allowedchannels, and unknown-user pairing policy in the normal Slack message event handler, but not in the adjacent Slack appmention event handler. A Slack...

PYSEC-2026-3522 PraisonAI: Compute-bridged file tools allow shell command injection

Compute-bridged file tools allow shell command injection Summary LocalManagedAgent / SandboxedAgent compute bridging wraps readfile, listfiles, and writefile when a compute provider is attached. The bridge converts those file operations into shell command strings using raw path arguments, then...

PYSEC-2026-3502 PraisonAI recipe serve Typer command bypasses the non-localhost authentication guard

PraisonAI recipe serve Typer command bypasses the non-localhost authentication guard Summary PraisonAI's installed console entrypoint is Typer-first. In current releases, the recipe command is registered in the Typer app and praisonai recipe serve dispatches to the deprecated Typer command in...

PYSEC-2026-3531 PraisonAI: SpiderTools redirect-target SSRF protection bypass

SpiderTools redirect-target SSRF protection bypass Summary SpiderTools.scrapepage validates the initial URL and rejects direct loopback, private, link-local, metadata, and internal hostnames. It then calls requests.Session.get without disabling automatic redirects or validating redirect Location...

PYSEC-2026-3534 PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools

PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools Summary praisonaiagents.mcp.ToolsMCPServer.runsse builds a Starlette MCP HTTP+SSE server around mcp.server.sse.SseServerTransport. The server exposes /sse and /messages/, but it does not valida...

PYSEC-2026-3520 PraisonAI recipe.run_stream skips dangerous-tool policy enforcement

PraisonAI recipe.runstream skips dangerous-tool policy enforcement Summary PraisonAI recipe execution blocks default-denied dangerous tools unless the caller explicitly passes allowdangeroustools=True. The normal recipe.run path enforces this with checktoolpolicy. The streaming path,...

PraisonAI LinearBot processes unsigned webhooks when LINEAR_WEBHOOK_SECRET is missing

PraisonAI LinearBot processes unsigned webhooks when LINEARWEBHOOKSECRET is missing SummaryPraisonAI's LinearBot starts a public webhook listener on 0.0.0.0 and treatsLINEARWEBHOOKSECRET as optional. When the secret is absent, startup only logsa warning and handlewebhook skips Linear-Signature...

PraisonAI recipe.run_stream skips dangerous-tool policy enforcement

PraisonAI recipe.runstream skips dangerous-tool policy enforcement SummaryPraisonAI recipe execution blocks default-denied dangerous tools unless thecaller explicitly passes allowdangeroustools=True. The normal recipe.runpath enforces this with checktoolpolicy. The streaming path,recipe.runstream...

PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools

PraisonAI ToolsMCPServer legacy SSE transport accepts attacker Host/Origin and exposes registered tools Summarypraisonaiagents.mcp.ToolsMCPServer.runsse builds a Starlette MCPHTTP+SSE server around mcp.server.sse.SseServerTransport. The server exposes/sse and /messages/, but it does not validate...

PraisonAI: SpiderTools redirect-target SSRF protection bypass

SpiderTools redirect-target SSRF protection bypass SummarySpiderTools.scrapepage validates the initial URL and rejects directloopback, private, link-local, metadata, and internal hostnames. It then callsrequests.Session.get without disabling automatic redirects or validatingredirect Location...

PraisonAI recipe serve Typer command bypasses the non-localhost authentication guard

PraisonAI recipe serve Typer command bypasses the non-localhost authentication guard SummaryPraisonAI's installed console entrypoint is Typer-first. In current releases,the recipe command is registered in the Typer app andpraisonai recipe serve dispatches to the deprecated Typer command...

PraisonAI Slack app_mention bypasses configured user/channel authorization

PraisonAI Slack appmention bypasses configured user/channel authorization SummaryPraisonAI's Slack bot applies its configured allowedusers,allowedchannels, and unknown-user pairing policy in the normal Slackmessage event handler, but not in the adjacent Slack appmention eventhandler.A Slack...