CVE-2026-44338— PraisonAI ships and generates a legacy API server with authentication disabled by default, allowing unauthenticated workflow execution
Quick assessment
Affected
MervinPraison PraisonAI
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
PraisonAI是Mervin Praison个人开发者的一个低代码多智能体协作框架。 PraisonAI 2.5.6版本至4.6.34之前版本存在访问控制错误漏洞，该漏洞源于默认禁用身份验证的Flask API服务器，可能导致未提供令牌的调用者访问/agents和/chat。
Public Exploits 1
Nuclei · 1
cve-2026-44338.yaml [template]
In-the-Wild Activity Observed
github_trending · low
Possible ATT&CK Techniques 2 AI
T1059 · Command and Scripting Interpreter T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| MervinPraison | PraisonAI | >= 2.5.6, < 4.6.34 |
affected |
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I. Basic Information for CVE-2026-44338
Vulnerability Information
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Vulnerability Title
PraisonAI ships and generates a legacy API server with authentication disabled by default, allowing unauthenticated workflow execution
Source: CVE Program / CVE List V5
Vulnerability Description
PraisonAI is a multi-agent teams system. From version 2.5.6 to before version 4.6.34, PraisonAI ships a legacy Flask API server with authentication disabled by default. When that server is used, any caller that can reach it can access /agents and trigger the configured agents.yaml workflow through /chat without providing a token. This issue has been patched in version 4.6.34.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
关键功能的认证机制缺失
Source: CVE Program / CVE List V5
Vulnerability Title
PraisonAI 访问控制错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
PraisonAI是Mervin Praison个人开发者的一个低代码多智能体协作框架。 PraisonAI 2.5.6版本至4.6.34之前版本存在访问控制错误漏洞，该漏洞源于默认禁用身份验证的Flask API服务器，可能导致未提供令牌的调用者访问/agents和/chat。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| MervinPraison | PraisonAI | >= 2.5.6, < 4.6.34 | - |
|
II. Public POCs for CVE-2026-44338
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | PraisonAI 2.5.6 to < 4.6.34 contains a broken authentication caused by disabled default authentication in legacy Flask API server, letting remote attackers access /agents and trigger workflows without token, exploit requires network access to API server. | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/cve-2026-44338.yaml | POC Details |
| 2 | PraisonAI 2.5.6 to < 4.6.34 contains a broken authentication caused by disabled default authentication in legacy Flask API server, letting remote attackers access /agents and trigger workflows without token, exploit requires network access to API server. | https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-44338.yaml | POC Details |
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Vendor Advisories for CVE-2026-44338 (1)
Same Patch Batch · MervinPraison · 2026-05-08 · 9 CVEs total
| CVE-2026-41497 | 9.8 CRITICAL | Incomplete fix for CVE-2026-34935: Command Injection in MervinPraison/PraisonAI |
| CVE-2026-44339 | 8.6 HIGH | PraisonAI has unsafe tool resolution in `ToolExecutionMixin.execute_tool`: undeclared `__m |
| CVE-2026-44334 | 8.4 HIGH | PraisonAI: Unauthenticated RCE via `tool_override.py` |
| CVE-2026-41496 | 8.1 HIGH | PraisonAI: SQL Injection via unvalidated `table_prefix` in 9 conversation store backends ( |
| CVE-2026-44337 | 6.3 MEDIUM | PraisonAI knowledge-store backends interpolate unvalidated collection names into SQL and C |
| CVE-2026-44340 | PraisonAI: Symlink-extraction bypass of `_safe_extractall` writes outside `dest_dir` | |
| CVE-2026-44335 | SSRF bypass in PraisonAI | |
| CVE-2026-44336 | PraisonAI MCP `tools/call` path-traversal and RCE via Python `.pth` injection |
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