CVE-2025-66786

Name: CVE-2025-66786
Creator: NVD / NIST
Published: 2026-01-07T17:16:01.227+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.32%

Last modified Jun 17, 2026

CVE-2025-66786 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. OpenAirInterface CN5G AMF<=v2.0.1 There is a logical error when processing JSON format requests. Unauthorized remote attackers can send malicious JSON data to AMF's SBI interface to launch a denial-of-service attack.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

Description

OpenAirInterface CN5G AMF<=v2.0.1 There is a logical error when processing JSON format requests. Unauthorized remote attackers can send malicious JSON data to AMF's SBI interface to launch a denial-of-service attack.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

0.32%

23.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Openairinterface	Oai-Cn5g-Amf	<= 2.0.1

References

https://github.com/swallele/Vulnerability/blob/main/Openairinterface/Dos/Json_Dos.mdBroken Link

Timeline

Published: Jan 7, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-66786?

How severe is CVE-2025-66786?

CVE-2025-66786 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.

How do I fix CVE-2025-66786?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-66786?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST