CVE-2026-100901

HIGH 7.3

athlon1600 youtube-downloader stream.php stream server-side request forgery

CVSS Score

7.3

EPSS Score

0.0%

EPSS Percentile

0th

A vulnerability was found in athlon1600 youtube-downloader up to 4.0.1. Affected by this vulnerability is the function stream of the file public/stream.php. The manipulation of the argument url results in server-side request forgery. It is possible to launch the attack remotely. The exploit has been made public and could be used. Commit 6ffe823 'better security for public/stream.php' only added CURLOPT_PROTOCOLS http/https restriction and MAXREDIRS cap, does not restrict destination host. The vendor was contacted early about this disclosure but did not respond in any way.

CWE	CWE-918
Vendor	athlon1600
Product	youtube-downloader
Published	Sep 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:C

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

athlon1600 / youtube-downloader

4.0.0 4.0.1

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/410851 vuldb.com: https://vuldb.com/vuln/410851/cti vuldb.com: https://vuldb.com/cve/CVE-2026-100901 vuldb.com: https://vuldb.com/submit/919147 gist.github.com: https://gist.github.com/qianqiusujiu/87a7d7d8bd7fb53cf8529e0bafbeafba

Credits

🔍 qianqiu (VulDB User) VulDB CNA Team