Description
Douyin_TikTok_Download_API through 4.1.2 contains a server-side request forgery vulnerability in the /api/download and /api/hybrid/video_data endpoints that allows unauthenticated attackers to fetch arbitrary URLs by supplying a url query parameter. Attackers can request internal services including cloud metadata endpoints and retrieve response bodies containing sensitive credentials through error messages.
Metrics
CVSS 3.1 7.5/10
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:NWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| Evil0ctal | Douyin_TikTok_Download_API | <= 4.1.2 |
References
- https://github.com/Evil0ctal/Douyin_TikTok_Download_API
- https://github.com/Evil0ctal/Douyin_TikTok_Download_API/blob/V4.1.2/crawlers/douyin/web/utils.py
- https://github.com/Evil0ctal/Douyin_TikTok_Download_API/issues/729
- https://www.vulncheck.com/advisories/douyin-tiktok-download-api-4.1.2-ssrf-via-url-parameter
- https://github.com/Evil0ctal/Douyin_TikTok_Download_API/issues/729
Timeline
- Published
- Sep 4, 2026
- Last modified
- Sep 10, 2026
- NVD status
- Deferred