CVE-2026-33626 PoC — LMDeploy Vulnerable to Server-Side Request Forgery (SSRF) via Vision-Language Image Loading

Source

https://github.com/projectdiscovery/nuclei-templates/blob/main/http/cves/2026/CVE-2026-33626.yaml

Associated Vulnerability

Title:LMDeploy Vulnerable to Server-Side Request Forgery (SSRF) via Vision-Language Image Loading (CVE-2026-33626)
Description:LMDeploy is a toolkit for compressing, deploying, and serving large language models. Versions prior to 0.12.3 have a Server-Side Request Forgery (SSRF) vulnerability in LMDeploy's vision-language module. The `load_image()` function in `lmdeploy/vl/utils.py` fetches arbitrary URLs without validating internal/private IP addresses, allowing attackers to access cloud metadata services, internal networks, and sensitive resources. Version 0.12.3 patches the issue.

Description

LMDeploy is a toolkit for compressing, deploying, and serving large language models. Versions prior to 0.12.3 have a Server-Side Request Forgery (SSRF) vulnerability in the vision-language module. The load_image() function in lmdeploy/vl/utils.py fetches arbitrary URLs without validating internal or private IP addresses, allowing unauthenticated attackers to access cloud metadata services, internal networks, and sensitive resources via the image_url parameter in /v1/chat/completions requests.

File Snapshot

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