Is CVE-2026-5842 actively exploited?

No active exploitation of CVE-2026-5842 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-5842 be exploited remotely?

Yes. CVE-2026-5842 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-5842?

CVE-2026-5842 has a CVSS score of 7.3 (HIGH).

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HIGH

CVE-2026-5842

CWE-285Published: April 9, 2026· Updated: Apr 13, 2026

7.3

CVSS v3.1

EPSS:0.04%probability of exploitation in 30 daysPercentile:13.6th

Official Description

A security vulnerability has been detected in decolua 9router up to 0.3.47. The impacted element is an unknown function of the file /api of the component Administrative API Endpoint. The manipulation leads to authorization bypass. The attack is possible to be carried out remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 0.3.75 is sufficient to resolve this issue. It is suggested to upgrade the affected component.

NVD Source

Technical Analysis

CVE-2026-5842 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.