8.7
HIGH CVSS 4.0
CVE-2026-85608
Douyin_TikTok_Download_API 4.1.2 SSRF via url parameter
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.

INFO

Published Date :

Sept. 4, 2026, 3:17 p.m.

Last Modified :

Sept. 10, 2026, 3:53 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2026-85608 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Evil0ctal douyin_tiktok_download_api
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 3.1 HIGH [email protected]
CVSS 4.0 HIGH 83251b91-4cc7-4094-a5c7-464a1b83ea10
CVSS 4.0 HIGH [email protected]
Solution
Address SSRF in download API by validating external URLs and blocking requests to sensitive internal endpoints.
  • Update Douyin TikTok Download API to the latest version.
  • Implement strict URL validation for the 'url' parameter.
  • Block requests to internal IP ranges and metadata services.
  • Review and restrict access to API endpoints.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-85608 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-85608 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-85608 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-85608 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Sep. 04, 2026

    Action Type Old Value New Value
    Added Reference https://github.com/Evil0ctal/Douyin_TikTok_Download_API/issues/729
    Added SSVC {'id': 'CVE-2026-85608', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'yes'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-09-04T15:44:00.756964Z'}
  • New CVE Received by [email protected]

    Sep. 04, 2026

    Action Type Old Value New Value
    Added 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.
    Added CVSS V4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
    Added CWE CWE-918
    Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/85xxx/CVE-2026-85608.json">CVE-2026-85608</a>
    Added Reference https://github.com/Evil0ctal/Douyin_TikTok_Download_API
    Added Reference https://github.com/Evil0ctal/Douyin_TikTok_Download_API/blob/V4.1.2/crawlers/douyin/web/utils.py
    Added Reference https://github.com/Evil0ctal/Douyin_TikTok_Download_API/issues/729
    Added Reference https://www.vulncheck.com/advisories/douyin-tiktok-download-api-4.1.2-ssrf-via-url-parameter
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.