CVE-2025-57751

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

Description

pyLoad is the free and open-source Download Manager written in pure Python. The jk parameter is received in pyLoad CNL Blueprint. Due to the lack of jk parameter verification, the jk parameter input by the user is directly determined as dykpy.evaljs(), resulting in the server CPU being fully occupied and the web-ui becoming unresponsive. This vulnerability is fixed in 0.5.0b3.dev92.

Category

7.7
CVSS
Severity: High
CVSS 4.0 •
EPSS 0.04%
Affected: pyload pyload
Published at:
Updated at:

References

Link Tags
https://github.com/pyload/pyload/security/advisories/GHSA-9gjj-6gj7-c4wj

Frequently Asked Questions

What is the severity of CVE-2025-57751?
CVE-2025-57751 has been scored as a high severity vulnerability.
How to fix CVE-2025-57751?
To fix CVE-2025-57751, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-57751 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-57751 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-57751?
CVE-2025-57751 affects pyload pyload.
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