Path Traversal in Pyload
CVE-2025-54802
pyLoad is the free and open-source Download Manager written in pure Python. In versions 0.5.0b3.dev89 and below, there is an opportunity for path traversal in pyLoad-ng CNL Blueprint via package parameter, allowing Arbitrary File Write whi…
Vulnerability class: Path Traversal (Directory Traversal)
EPSS: 0.012 (64.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Pyload — versions >= 0.5.0b3.dev89, < 0.5.0b3.dev90
- Pyload-ng_project Pyload-ng — versions 0.5.0b3.dev89
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Exploit, Vendor Advisory)
- security-advisories@github.com (Exploit, Patch, x_refsource_MISC)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2025-54802?
- CVE-2025-54802 is a critical-severity vulnerability in Pyload, classified under Path Traversal. CVSS score: 9.8/10. Published 2025-08-05.
- How severe is CVE-2025-54802?
- Critical severity. CVSS v3 base score is 9.8 out of 10.