pyLoad: SSRF in parse_urls API endpoint via unvalidated URL parameter

Vulnerability DetailsCWE-918: Server-Side Request Forgery SSRFThe parseurls API function in src/pyload/core/api/init.py line 556 fetches arbitrary URLs server-side via geturlurl pycurl without any URL validation, protocol restriction, or IP blacklist. An authenticated user with ADD permission can...

pyLoad SETTINGS Permission Users Can Achieve Remote Code Execution via Unrestricted Reconnect Script Configuration

SummaryThe setconfigvalue API endpoint allows users with the non-admin SETTINGS permission to modify any configuration option without restriction. The reconnect.script config option controls a file path that is passed directly to subprocess.run in the thread manager's reconnect logic. A SETTINGS...

PT-2026-59617

Description: The EventManager module in pyload manages a list of Client instances for subscribing to events. The addition of each unique uuid from the get events API causes the creation of a Client instance that gets appended to the clients list. Although there is a clean method available in the...

CVE-2026-48737

creationtimestamp| type| source ---|---|--- 2026-07-09 14:35:19+00:00| published-proof-of-concept| https://github.com/pyload/pyload/security/advisories/GHSA-m5x5-28jr-gpjj...

GHSA-C2F9-4MC8-J656 pyLoad: Unbounded Memory Growth Leading to DoS and Potential DDoS in EventManager

Description: The EventManager module in pyload manages a list of Client instances for subscribing to events. The addition of each unique uuid from the getevents API causes the creation of a Client instance that gets appended to the clients list. Although there is a clean method available in the...

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 due to the accumulation of Client instances in the clients list within the event management process. An...

pyLoad: Unbounded Memory Growth Leading to DoS and Potential DDoS in EventManager

Description: The EventManager module in pyload manages a list of Client instances for subscribing to events. The addition of each unique uuid from the getevents API causes the creation of a Client instance that gets appended to the clients list. Although there is a clean method available in the...

Server-side Request Forgery (SSRF)

Overview pyload-ng is a The free and open-source Download Manager written in pure Python Affected versions of this package are vulnerable to Server-side Request Forgery SSRF in the isglobaladdress function. An attacker can access internal network resources or sensitive endpoints by supplying...

GHSA-M5X5-28JR-GPJJ pyLoad: SSRF guard bypass via IPv6 6to4/NAT64 transition wrappers of internal IPs

Summary isglobaladdress in src/pyload/core/utils/web/check.py is the central guard against SSRF-style outbound connections in pyload-ng. It tests whether a given IP is "globally routable" via Python's ipaddress.ipaddressvalue.isglobal, and callers treat not isglobal as "deny": python def...

PT-2026-56836

Name of the Vulnerable Software and Affected Versions pyload-ng affected versions not specified Description An issue exists where the software is susceptible to Server-Side Request Forgery SSRF. The is global address and is global host functions in src/pyload/core/utils/web/check.py rely on...

PT-2026-56837

Name of the Vulnerable Software and Affected Versions pyload affected versions not specified Description The EventManager module manages Client instances for event subscriptions. When the get events API is called with a unique uuid, a new Client instance is created and added to the clients list...

pyLoad CNL and captcha handlers allow Code Injection via unsanitized parameters

SummarypyLoad web interface contained insufficient input validation in both the Captcha script endpoint and the Click'N'Load CNL Blueprint. This flaw allowed untrusted user input to be processed unsafely, which could be exploited by an attacker to inject arbitrary content into the web UI or...

PYSEC-2026-1816 pyLoad CNL and captcha handlers allow Code Injection via unsanitized parameters

Summary pyLoad web interface contained insufficient input validation in both the Captcha script endpoint and the Click'N'Load CNL Blueprint. This flaw allowed untrusted user input to be processed unsafely, which could be exploited by an attacker to inject arbitrary content into the web UI or...

Denial-of-Service attack in pyLoad CNL Blueprint using dukpy.evaljs

Dear Maintainers,I am writing to you on behalf of the Tencent AI Sec. We have identified a potential vulnerability in one of your products and would like to report it to you for further investigation and mitigation. SummaryThe jk parameter is received in pyLoad CNL Blueprint. Due to the lack of j...

PYSEC-2026-1815 Denial-of-Service attack in pyLoad CNL Blueprint using dukpy.evaljs

Dear Maintainers, I am writing to you on behalf of the Tencent AI Sec. We have identified a potential vulnerability in one of your products and would like to report it to you for further investigation and mitigation. Summary The jk parameter is received in pyLoad CNL Blueprint. Due to the lack of...

PyLoad vulnerable to SQL Injection via API /json/add_package in add_links parameter

SummaryThe parameter addlinks in the API /json/addpackage is vulnerable to SQL Injection. SQL injection vulnerabilities can lead to sensitive data leakage. Details- Affected file：https://github.com/pyload/pyload/blob/develop/src/pyload/core/database/filedatabase.pyL271- Affected...

PYSEC-2026-1821 PyLoad vulnerable to SQL Injection via API /json/add_package in add_links parameter

Summary The parameter addlinks in the API /json/addpackage is vulnerable to SQL Injection. SQL injection vulnerabilities can lead to sensitive data leakage. Details - Affected file：https://github.com/pyload/pyload/blob/develop/src/pyload/core/database/filedatabase.pyL271 - Affected code: python...

PYSEC-2026-1823 `pyLoad` has Path Traversal Vulnerability in `json/upload` Endpoint that allows Arbitrary File Write

Summary An authenticated path traversal vulnerability exists in the /json/upload endpoint of the pyLoad By manipulating the filename of an uploaded file, an attacker can traverse out of the intended upload directory, allowing them to write arbitrary files to any location on the system accessible ...

`pyLoad` has Path Traversal Vulnerability in `json/upload` Endpoint that allows Arbitrary File Write

SummaryAn authenticated path traversal vulnerability exists in the /json/upload endpoint of the pyLoad By manipulating the filename of an uploaded file, an attacker can traverse out of the intended upload directory, allowing them to write arbitrary files to any location on the system accessible t...

pyLoad is vulnerable to attacks that bypass localhost restrictions, enabling the creation of arbitrary packages

SummaryAny unauthenticated attacker can bypass the localhost restrictions posed by the application and utilize this to create arbitrary packages. DetailsAny unauthenticated attacker can bypass the localhost restrictions posed by the application and utilize this to create arbitrary packages. This ...