Is CVE-2026-5803 actively exploited?

No active exploitation of CVE-2026-5803 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-5803 be exploited remotely?

Yes. CVE-2026-5803 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-5803?

CVE-2026-5803 has a CVSS score of 6.3 (MEDIUM).

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MEDIUM

CVE-2026-5803

CWE-918Published: April 8, 2026· Updated: Apr 8, 2026

6.3

CVSS v3.1

EPSS:0.04%probability of exploitation in 30 daysPercentile:12.8th

Official Description

A security flaw has been discovered in bigsk1 openai-realtime-ui up to 188ccde27fdf3d8fab8da81f3893468f53b2797c. The affected element is an unknown function of the file server.js of the component API Proxy Endpoint. Performing a manipulation of the argument Query results in server-side request forgery. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks. Continious delivery with rolling releases is used by this product. Therefore, no version details of affected nor updated releases are available. The patch is named 54f8f50f43af97c334a881af7b021e84b5b8310f. It is suggested to install a patch to address this issue.

NVD Source

Technical Analysis

CVE-2026-5803 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.