Is CVE-2026-7183 actively exploited?

No active exploitation of CVE-2026-7183 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2026-7183 be exploited remotely?

Yes. CVE-2026-7183 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-7183?

CVE-2026-7183 has a CVSS score of 5.3 (MEDIUM).

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MEDIUM

CVE-2026-7183

CWE-248Published: April 27, 2026· Updated: Apr 28, 2026

5.3

CVSS v3.1

EPSS:0.05%probability of exploitation in 30 daysPercentile:14.2th

Official Description

A vulnerability has been found in aligungr UERANSIM up to 3.2.7. The affected element is the function rls::DecodeRlsMessage in the library src/lib/rls/rls_pdu.cpp of the component Radio Link Simulation Layer. The manipulation of the argument pduLength leads to uncaught exception. The attack may be initiated remotely. Upgrading to version 3.2.8 is sufficient to fix this issue. The identifier of the patch is ca1a66fffe282767bb08618af9f848e3b68ea47b. It is suggested to upgrade the affected component. This behavior is related to CVE-2024-37877. The vendor was contacted early, responded in a very professional manner and quickly released a fixed version of the affected product.

NVD Source

Technical Analysis

CVE-2026-7183 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.