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CVE-2026-5803: Server-Side Request Forgery in bigsk1 openai-realtime-ui

0
Medium
VulnerabilityCVE-2026-5803cvecve-2026-5803
Published: Wed Apr 08 2026 (04/08/2026, 20:15:20 UTC)
Source: CVE Database V5
Vendor/Project: bigsk1
Product: openai-realtime-ui

Description

CVE-2026-5803 is a server-side request forgery (SSRF) vulnerability in the bigsk1 openai-realtime-ui product, specifically in an unknown function within the server. js file of the API Proxy Endpoint component. The vulnerability allows remote attackers to manipulate a query argument to induce SSRF. The issue affects versions up to commit 188ccde27fdf3d8fab8da81f3893468f53b2797c. A patch identified by commit 54f8f50f43af97c334a881af7b021e84b5b8310f is suggested to address the issue. The CVSS 4. 0 base score is 5. 3, indicating medium severity. No official remediation level or detailed vendor advisory is provided, and no known exploits in the wild have been reported.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 04/16/2026, 12:23:05 UTC

Technical Analysis

This vulnerability in bigsk1 openai-realtime-ui involves server-side request forgery via manipulation of a query argument in the API Proxy Endpoint's server.js file. The flaw allows remote attackers to cause the server to make unintended requests. The affected version is identified by a specific commit hash, and a patch commit is available, though no detailed vendor advisory or official remediation status is provided. The CVSS 4.0 score rates this as a medium severity issue with network attack vector, low attack complexity, no privileges required, and no user interaction needed.

Potential Impact

Successful exploitation of this SSRF vulnerability could allow an attacker to make the vulnerable server perform unauthorized requests to internal or external systems, potentially leading to information disclosure or further network reconnaissance. The medium CVSS score reflects limited impact due to low privileges required but with some impact on confidentiality, integrity, and availability. No known active exploits have been reported at this time.

Mitigation Recommendations

A patch identified by commit 54f8f50f43af97c334a881af7b021e84b5b8310f is suggested to remediate this vulnerability. Since the product uses continuous delivery with rolling releases, users should update to the latest version containing this patch. Patch status is not explicitly confirmed by a vendor advisory; therefore, users should verify the application of this patch in their environment. No additional vendor guidance is available.

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Technical Details

Data Version
5.2
Assigner Short Name
VulDB
Date Reserved
2026-04-08T14:37:04.019Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 69d6bc281cc7ad14daadeae8

Added to database: 4/8/2026, 8:35:52 PM

Last enriched: 4/16/2026, 12:23:05 PM

Last updated: 5/23/2026, 3:15:01 PM

Views: 73

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