CriticalVulnerability

CVE-2026-34162: FastGPT HTTP tools testing endpoint missing authentication

Source: NVD(opens in a new tab)
Identifier: CVE-2026-34162
Published: March 31, 2026
Record updated: October 9, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 0.4%

Summary

CVE-2026-34162 affects FastGPT, an AI Agent building platform, prior to version 4.14.9.5. The HTTP tools testing endpoint /api/core/app/httpTools/runTool is exposed without any authentication and acts as a full HTTP proxy, accepting a user-supplied baseUrl, toolPath, method, headers and body, then returning the complete server-side response to the caller. It is classified as CWE-306 (Missing Authentication for Critical Function) and CWE-918 (Server-Side Request Forgery).

Mitigation

This issue has been patched in version 4.14.9.5.

Details

Scores and exploitation

CVSS score: 10(critical)
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:L
Attack vector: network
Attack complexity: low
Privileges required: none
User interaction: none
EPSS: 0.4%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on November 12, 2026.
Disclosure date: March 31, 2026

Weaknesses and techniques

Weakness (CWE): CWE-306
CWE-918
Attack pattern (CAPEC): CAPEC-115
CAPEC-664

Classification

Attack type: Other
Attack sophistication: Trivial
AI component targeted: Plugin
Impact: Confidentiality,
Integrity,
Availability
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-34162

First tracked: March 31, 2026 at 02:07 PM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 90% (self-assessed)

Topics

AI agents

Summary

Mitigation

Topics

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