Is CVE-2026-2524 actively exploited?

A proof-of-concept exploit is publicly available for CVE-2026-2524, but active exploitation has not been confirmed.

Can CVE-2026-2524 be exploited remotely?

Yes. CVE-2026-2524 is exploitable remotely over the network (CVSS attack vector: Network).

What is the CVSS score of CVE-2026-2524?

CVE-2026-2524 has a CVSS score of 5.3 (MEDIUM) and an EPSS exploitation probability of 0.03%.

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MEDIUMPOC

CVE-2026-2524

CWE-404Published: February 16, 2026· Updated: Feb 18, 2026

5.3

CVSS v3.1

EPSS:0.03%probability of exploitation in 30 daysPercentile:6.8th

Official Description

A flaw has been found in Open5GS 2.7.6. The impacted element is the function mme_s11_handle_create_session_response of the component MME. This manipulation causes denial of service. The attack can be initiated remotely. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

NVD Source

Technical Analysis

CVE-2026-2524 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.

A proof-of-concept (PoC) exploit exists for CVE-2026-2524. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.