Internal resource disclosure via unrestricted document URL
Published Aug 28, 2026 · Updated Aug 28, 2026
Server-side request forgery in Alibaba Cloud Qwen-Agent 0.0.34 and earlier allows remote attackers to read internal HTTP resources. The save_url_to_local_work_dir function passes a caller-supplied document URL directly to requests.get without restricting private addresses, internal hostnames, or redirects. An unauthenticated Gradio request can reach this path, and returned content is exposed through parsed document output, including responses from loopback, private-network, and cloud metadata endpoints.
Summary
What happened
Server-side request forgery in Alibaba Cloud Qwen-Agent 0.0.34 and earlier allows remote attackers to read internal HTTP resources. The save_url_to_local_work_dir function passes a caller-supplied document URL directly to requests.get without restricting private addresses, internal hostnames, or redirects. An unauthenticated Gradio request can reach this path, and returned content is exposed through parsed document output, including responses from loopback, private-network, and cloud metadata endpoints.
The record
- CVE
- CVE-2026-82268
- Published
- Aug 28, 2026
- Updated
- Aug 28, 2026
- Vendor
- Alibaba Cloud
- Product
- Qwen-Agent
- Classifications
- CWE-918, T1190
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Aug 28, 2026CVE publishedPublication date reported by the CVE source.
- Aug 28, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=0 <=0.0.34
What conditions does exploitation require?
What is affected?
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- SimpleDocParser loopback SSRF proof of conceptproof of concept · demonstrated
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Technologies
Your stack
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Your stack
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