SEPTEMBER 17, 2026
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Case File

CVE-2026-82587

MEDIUM · CVSS 4.3 EPSS 0.31% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-08-30 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

Open5GS versions up to 2.7.7 are vulnerable due to a memory corruption issue in the AMF component, specifically in the amf_namf_comm_decode_ue_mm_context_list function. This vulnerability can be exploited remotely, potentially leading to unauthorized access or system instability. Organizations using Open5GS should prioritize upgrading to version 2.8.0 to mitigate this risk.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-82587
Severity
MEDIUM
CVSS
4.3
EPSS
0.31%

Original NVD Description

A vulnerability was determined in Open5GS up to 2.7.7. This vulnerability affects the function amf_namf_comm_decode_ue_mm_context_list of the file src/amf/namf-handler.c of the component AMF. This manipulation of the argument ueContext.mmContextList[*].allowedNssai causes memory corruption. The attack can be initiated remotely. The exploit has been publicly disclosed and may be utilized. Upgrading to version 2.8.0 is able to resolve this issue. Patch name: abf8a836564b966b5141110fc25ed413c4f17522. It is recommended to upgrade the affected component.