CVE-2026-71676CWE-122

CVE-2026-71676

High · published August 19, 2026

CVSS v3.1
7.5
EPSS
1%
Percentile
45.0
In the wild
Unconfirmed
What it is

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

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00546 · 45.0th percentile
Weakness
CWE-122 · Heap-based Buffer Overflow
Published
2026-08-19T00:17Z
References (2)
https://gist.github.com/centauruszzz/0d267967fc5d072f31c866603f7aaf7c · [email protected]https://gist.github.com/centauruszzz/0d267967fc5d072f31c866603f7aaf7c · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 18 AUG 00:00Z
    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…
    cvelistv5