CVE-2026-33511 pyload-ng: Authentication Bypass via Host Header Injection in ClickNLoad

pyLoad is a free and open-source download manager written in Python. From version 0.4.20 to before version 0.5.0b3.dev97, the localcheck decorator in pyLoad's ClickNLoad feature can be bypassed by any remote attacker through HTTP Host header spoofing. This allows unauthenticated remote users to...

CVE-2026-33509 pyload-ng: SETTINGS Permission Users Can Achieve Remote Code Execution via Unrestricted Reconnect Script Configuration

pyLoad is a free and open-source download manager written in Python. From version 0.4.0 to before version 0.5.0b3.dev97, the setconfigvalue API endpoint allows users with the non-admin SETTINGS permission to modify any configuration option without restriction. The reconnect.script config option...

CVE-2026-33509 pyload-ng: SETTINGS Permission Users Can Achieve Remote Code Execution via Unrestricted Reconnect Script Configuration

pyLoad is a free and open-source download manager written in Python. From version 0.4.0 to before version 0.5.0b3.dev97, the setconfigvalue API endpoint allows users with the non-admin SETTINGS permission to modify any configuration option without restriction. The reconnect.script config option...

CVE-2026-33509

CVE-2026-33509 affects pyLoad (versions 0.4.0 up to

CVE-2026-33314 pyload-ng: Improper Authentication and Origin Validation Error

pyLoad is a free and open-source download manager written in Python. Prior to version 0.5.0b3.dev97, a Host Header Spoofing vulnerability in the @localcheck decorator allows unauthenticated external attackers to bypass local-only restrictions. This grants access to the Click'N'Load API endpoints,...

Improper Privilege Management

Overview pyload-ng is a The free and open-source Download Manager written in pure Python Affected versions of this package are vulnerable to Improper Privilege Management via the setconfigvalue function, which allows users with certain permissions to modify configuration options without adequate...

Directory Traversal

Overview pyload-ng is a The free and open-source Download Manager written in pure Python Affected versions of this package are vulnerable to Directory Traversal during the password verification of encrypted 7z archives with non-encrypted headers. An attacker can delete arbitrary files outside the...

Relative Path Traversal

Overview pyload-ng is a The free and open-source Download Manager written in pure Python Affected versions of this package are vulnerable to Relative Path Traversal via the editpackage function when processing the packfolder parameter. An attacker can overwrite arbitrary files on the system by...

CVE-2024-39205

An issue in pyload-ng v0.5.0b3.dev85 running under python3.11 or below allows attackers to execute arbitrary code via a crafted HTTP request...

Cross-site Scripting (XSS)

Overview pyload-ng is a The free and open-source Download Manager written in pure Python Affected versions of this package are vulnerable to Cross-site Scripting XSS via unsanitized parameters in the cnlblueprint.py. An attacker can execute arbitrary JavaScript code in the context of a user's...

EUVD-2025-23574

Malicious code in bioql PyPI...

Exploit for CVE-2024-28397

🚨 Remote Code Execution – CVE-2024-28397 pyload-ng / js2py...

Allocation of Resources Without Limits or Throttling

Overview pyload-ng is a The free and open-source Download Manager written in pure Python Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the jk parameter in the CNL Blueprint process. An attacker can cause the server CPU to become fully...

Remote Code Execution (RCE)

pyloadng is vulnerable to Remote Code Execution RCE. The vulnerability is due to unsafe path construction in the addcrypted endpoint via the package parameter, which allows unauthenticated attackers to write arbitrary files outside the designated directory, enabling privilege escalation and remot...

Log Injection

pyload-ng is vulnerable to Log Injection. The vulnerability is due to improper input sanitization due to failure to filter user-supplied data in the /json/addpackage API, allowing attackers with package addition permissions to inject arbitrary messages into application logs...

SQL Injection

Overview pyload-ng is a The free and open-source Download Manager written in pure Python Affected versions of this package are vulnerable to SQL Injection via the addlinks parameter in the /json/addpackage API endpoint. An attacker can modify or delete data in the database by injecting malicious...

Directory Traversal

Overview pyload-ng is a The free and open-source Download Manager written in pure Python Affected versions of this package are vulnerable to Directory Traversal via the addcrypted endpoint when processing the package parameter. An attacker can achieve arbitrary file write and execute malicious co...

pyLoad CNL Blueprint allows Path Traversal through `dlc_path` which leads to Remote Code Execution (RCE)

Summary Path Traversal in pyLoad-ng CNL Blueprint via package parameter allows Arbitrary File Write leading to Remote Code Execution RCE The addcrypted endpoint in pyload-ng suffers from an unsafe path construction vulnerability, allowing unauthenticated attackers to write arbitrary files outside...

GHSA-48RP-JC79-2264 pyLoad CNL Blueprint allows Path Traversal through `dlc_path` which leads to Remote Code Execution (RCE)

Summary Path Traversal in pyLoad-ng CNL Blueprint via package parameter allows Arbitrary File Write leading to Remote Code Execution RCE The addcrypted endpoint in pyload-ng suffers from an unsafe path construction vulnerability, allowing unauthenticated attackers to write arbitrary files outside...

Arbitrary Code Injection

Overview pyload-ng is a The free and open-source Download Manager written in pure Python Affected versions of this package are vulnerable to Arbitrary Code Injection in the CAPTCHA processing code, via the onCaptchaResult function. An attacker could execute arbitrary code in the client browser an...