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CVE-2026-33314 - Vulnerability Analysis

MediumCVSS: 6.5

Last Updated: March 26, 2026

pyLoad - Host Header Injection

Published: March 24, 2026Updated: March 26, 2026PoC AvailableRemote Exploitable

Overview

pyLoad < 0.5.0b3.dev97 contains a host header injection caused by improper validation in the @local_check decorator, letting unauthenticated external attackers bypass local restrictions to queue downloads remotely, exploit requires no authentication.

Severity & Score

Severity: Medium

CVSS Score: 6.5

Impact

Attackers can remotely queue arbitrary downloads causing SSRF and denial of service.

Mitigation

Update to version 0.5.0b3.dev97 or later.

References

https://github.com/pyload/pyload/security/advisories/GHSA-q485-cg9q-xq2r

Related Resources

Vulnerability Intelligence Dashboard
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Details

CVE ID: CVE-2026-33314
Severity: Medium
CVSS Score: 6.5
Type: host_header_injection
Status: confirmed

CWE

CWE-287

CVSS Metrics

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L