PT-2026-58680 · Open5Gs · Open5Gs

Published 2026-07-14 · Updated 2026-07-14 · CVE-2026-15720

Positive Technologies (AI Summary)

CVSS v3.1

8.6

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Open5GS versions prior to 2.7.8

Description A pre-authentication heap out-of-bounds read exists in the AMF NAS 5GS mobile-identity handler. This issue can lead to a subscriber-wide denial of service. A heap out-of-bounds read occurs when a program reads data past the end of an allocated memory buffer on the heap, potentially causing the application to crash.

Recommendations Update to version 2.7.8 or later.

Exploit

Fix

Out of bounds Read

Weakness Enumeration

CWE-125

Related Identifiers

CVE-2026-15720

GHSA-F4MX-3X6P-CFWP

Affected Products

Open5Gs

References · 4

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/15xxx/CVE-2026-15720.json · Exploit
• https://github.com/open5gs/open5gs/security/advisories/GHSA-f4mx-3x6p-cfwp · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-15720 · Security Note
• https://osv.dev/vulnerability/CVE-2026-15720 · Vendor Advisory