Use After Free in D3tn Gmbh Μd3tn

CVE-2026-121508

Use-After-Free in µD3TN BPv6 Fragmenter Cleanup allows Unauthenticated Remote Attacker to Cause DoS on Allocation Failure

Vulnerability class: Use-After-Free

Published 2026-11-03 · last modified 2026-11-03.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

D3tn Gmbh Μd3tn

Weakness classification (CWE)

CWE-416 — Use After Free

References

gitlab.com/d3tn/ud3tn/-/work_items/291

Frequently asked questions

What is CVE-2026-121508?: CVE-2026-121508 is a medium-severity vulnerability in D3tn Gmbh Μd3tn, classified under Use After Free. CVSS score: 5.9/10. Published 2026-11-03.
How severe is CVE-2026-121508?: Medium severity. CVSS v3 base score is 5.9 out of 10.