CVE-2026-85686

ms-swift 4.5.2 contains a server-side request forgery vulnerability in the swift deploy OpenAI-compatible API that fetches multimodal media URLs without validation or redirect filtering. Unauthenticated attackers can supply arbitrary image_url, audio_url, or video_url parameters to make the server issue requests to internal services and cloud metadata endpoints.

Score

CVSS 4.0 8.7 High

Status

Deferred - disclosure@vulncheck.com

Published

2026-09-04

Last modified

2026-09-10

Weaknesses

CWE-918

Affected products

• Ms-swift (Modelscope)

References

• https://github.com/modelscope/ms-swift
• https://github.com/modelscope/ms-swift/blob/v4.5.2/swift/template/vision_utils.py
• https://github.com/modelscope/ms-swift/issues/9740
• https://www.vulncheck.com/advisories/ms-swift-4.5.2-unauthenticated-ssrf-via-multimodal-media-urls