Is CVE-2026-121508 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-121508?

CVE-2026-121508 has a CVSS v3 severity of MEDIUM (5.9).

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Description

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