CVE-2026-15194

Open5GS AMF context.c amf_context_final use after free

CVSS 4.8 MEDIUMCWE-119 CWE-416

Vexday Risk Score

30Low

SSVC decision (CISA)

Attend

PoC available → attend closely

Exploit maturity

Proof of concept

Public proof of concept exists, but not yet automated.

CVSS 4.8EPSS —KEV nãoPoC públicaNuclei —Metasploit —Patch —

Lifecycle

09 Jul 2026Published on NVD

Recommendation: Plan a near-term fix — a public PoC already exists.

A security flaw has been discovered in Open5GS 2.7.7. This affects the function amf_context_final of the file src/amf/context.c of the component AMF. Performing a manipulation results in use after free. The attack is only possible with local access. The exploit has been released to the public and may be used for attacks.

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

Affected products

n/a · Open5GS

public PoCs found — 1

cve_referencegithub.com/open5gs/open5gs/security/advisories/GHSA-88pq-hpwv-2vjwunverified

⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.

References

https://github.com/open5gs/open5gs/https://github.com/open5gs/open5gs/security/advisories/GHSA-88pq-hpwv-2vjw https://vuldb.com/cve/CVE-2026-15194 https://vuldb.com/submit/851630 https://vuldb.com/vuln/377122 https://vuldb.com/vuln/377122/cti