Host Header Spoofing Vulnerability in pyLoad Download Manager
CVE-2026-33314

6.5MEDIUM

Key Information:

Vendor

Pyload

Status
Pyload
Vendor
CVE Published:
24 March 2026

What is CVE-2026-33314?

pyLoad, a free and open-source download manager built in Python, contains a host header spoofing vulnerability in the @local_check decorator. Versions prior to 0.5.0b3.dev97 allow unauthenticated attackers to bypass local-only restrictions. This vulnerability can lead to unauthorized access to the Click'N'Load API endpoints, permitting attackers to queue arbitrary downloads and potentially exploit the system for Server-Side Request Forgery (SSRF) or Denial of Service (DoS) attacks. The issue has been resolved in version 0.5.0b3.dev97.

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Affected Version(s)

pyload < 0.5.0b3.dev97

References

https://github.com/pyload/pyload/security/advisories/GHSA...
x_refsource_CONFIRM

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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