Is CVE-2026-121507 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-121507?

CVE-2026-121507 has a CVSS v3 severity of MEDIUM (5.9).

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Description

Double Free in µD3TN BPv6 Fragmenter Block Duplication allows Unauthenticated Remote Attacker to Cause DoS on Allocation Failure