PT-2026-26958 · Free5Gc · Free5Gc

Shovon0203 · Publicado 2026-03-22 · Atualizado 2026-03-22 · CVE-2026-4531

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Média

Vetor base

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

Name of the Vulnerable Software and Affected Versions Free5GC version 4.1.0

Description A weakness exists in the HandleRegistrationComplete function within the internal/gmm/handler.go file of the AMF component. Exploitation can lead to a denial of service. The attack can be performed remotely.

Recommendations Apply patch 52e9386401ce56ea773c5aa587d4cdf7d53da799.

Exploit

Correção

DoS

Improper Resource Release

Enumeração de Fraquezas

CWE-404

Identificadores relacionados

CVE-2026-4531

GHSA-XQ44-64RG-8G3H

Produtos afetados

Free5Gc

Referências · 14

• 🔥 https://github.com/free5gc/free5gc/issues/792 · Exploit
• https://github.com/free5gc/amf/pull/198 · Correção
• https://github.com/free5gc/amf/commit/52e9386401ce56ea773c5aa587d4cdf7d53da799 · Correção
• https://github.com/free5gc/amf · Nota
• https://twitter.com/CVEnew/status/2035619717487132797 · Publicação no Twitter
• https://osv.dev/vulnerability/CVE-2026-4531 · Aviso do Fabricante
• https://nvd.nist.gov/vuln/detail/CVE-2026-4531 · Nota de Segurança
• https://twitter.com/CVEarity/status/2035760770928296330 · Publicação no Twitter
• https://vuldb.com/?submit.774073 · Nota
• https://twitter.com/cyberbivash/status/2035542188726120650 · Publicação no Twitter
• https://github.com/free5gc/free5gc · Nota
• https://vuldb.com/?ctiid.352319 · Nota
• https://osv.dev/vulnerability/GHSA-xq44-64rg-8g3h · Aviso do Fabricante
• https://vuldb.com/?id.352319 · Nota