Internal resource disclosure via unchecked file URL
Published Oct 22, 2025 · Updated Oct 22, 2025
SSRF in the workflow file-reading node in Labring FastGPT before 4.11.1 allows remote attackers to read internal resources via crafted URLs. The readFiles workflow handler retrieves a user-supplied network link without first validating that its destination is outside private or local address space. No authentication or user interaction is required, and the documented impact is limited to disclosure from services reachable by the FastGPT server.
Summary
What happened
SSRF in the workflow file-reading node in Labring FastGPT before 4.11.1 allows remote attackers to read internal resources via crafted URLs. The readFiles workflow handler retrieves a user-supplied network link without first validating that its destination is outside private or local address space. No authentication or user interaction is required, and the documented impact is limited to disclosure from services reachable by the FastGPT server.
The record
- CVE
- CVE-2025-62612
- Published
- Oct 22, 2025
- Updated
- Oct 22, 2025
- Vendor
- Labring
- Product
- FastGPT
- Classifications
- CWE-918, T1190
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- Oct 22, 2025CVE publishedPublication date reported by the CVE source.
- Oct 22, 2025Record 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=< 4.11.1
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
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
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Technologies
Your stack
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Your stack
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