CVE-2026-50215 Use after free in Guardicore Platform Agent
A local administrator can crash the Windows system by sending a crafted IPv6 packet when a proxy rule is active in the Akamai Guardicore agent.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-50215?
CVE-2026-50215 is a medium-severity use after free vulnerability in Akamai Guardicore Platform Agent, published on 14 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
A use-after-free exists in the Windows WFP packet-capture driver shipped with Akamai Guardicore Platform Agent (GPA) before 7.4. When an IPv6 proxy/redirect rule is active, a local attacker with Administrator privileges can send a single crafted outbound IPv6 packet via a raw IPV6_HDRINCL socket to trigger this at DISPATCH_LEVEL, resulting in an immediate system crash.
Weakness: CWE-416
Which versions are affected by CVE-2026-50215?
How do I fix CVE-2026-50215?
No fix has been published for CVE-2026-50215 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2026-50215 being exploited?
There is no known exploitation of CVE-2026-50215 in the wild and no public exploit code.
Sources
Also known as GHSA-q8wq-wq6x-g2wv.