CVE-2026-14890

criticalCVSS 9.1covered by 1 sourcefirst seen 2026-07-16

SGLang uses an expert-parallel backup subsystem that exposes a ZeroMQ PULL socket on a routable network interface that does not contain authentication or deserialization safeguards, allowing an attacker to provide a malicious pickle file that results in unauthenticated remote code execution when the feature is enabled and the service is reachable over the network.

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Exploitation outlook

Low exploitation risk0.91% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 56% of all EPSS-scored CVEs.

Advisory coverage (1)

criticalCVE-2026-14890: SGLang uses an expert-parallel backup subsystem that exposes a ZeroMQ PULL socket on a routabl…nvd · 2026-07-16

External references

NVD record for CVE-2026-14890

CVE.org record

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