CVE-2026-85608: Douyin_TikTok_Download_API 4.1.2 SSRF via url parameter

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-04 · updated 2026-09-10
Weakness: CWE-918

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.

Affected products

Evil0ctal Douyin_TikTok_Download_API: through 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

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