What is CVE-2026-71676?

CVE-2026-71676 is a high-severity vulnerability in N/a, classified under Heap-based Buffer Overflow. CVSS score: 7.5/10. Published 2026-08-18.

How severe is CVE-2026-71676?

High severity. CVSS v3 base score is 7.5 out of 10.

Buffer overflow in N/a

CVE-2026-71676

Buffer Overflow vulnerability in Open5GS v.2.7.0 allows a remote attacker to cause a denial of service via the NAS 5GS decoder chain, triggered when the message type byte of a NAS PDU is mutated

Vulnerability class: Buffer Overflow

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

CWE-122 — Heap-based Buffer Overflow

References

cve@mitre.org

Frequently asked questions

What is CVE-2026-71676?: CVE-2026-71676 is a high-severity vulnerability in N/a, classified under Heap-based Buffer Overflow. CVSS score: 7.5/10. Published 2026-08-18.
How severe is CVE-2026-71676?: High severity. CVSS v3 base score is 7.5 out of 10.