CVE-2026-93688

SGLang through 0.5.19 in prefill/decode disaggregation mode with Mooncake KV transfer backend fails to validate bootstraproom values, allowing unbounded transfer state allocation. Unauthenticated attackers can reach the decode engine's POST /generate endpoint and submit arbitrary bootstraproom...

CVE-2026-93688 SGLang through 0.5.19 Unbounded Memory Allocation via bootstrap_room

SGLang through 0.5.19 in prefill/decode disaggregation mode with Mooncake KV transfer backend fails to validate bootstraproom values, allowing unbounded transfer state allocation. Unauthenticated attackers can reach the decode engine's POST /generate endpoint and submit arbitrary bootstraproom...

PT-2026-95432

Name of the Vulnerable Software and Affected Versions SGLang versions prior to 0.5.20 Description When operating in prefill/decode disaggregation mode with the Mooncake KV transfer backend, the system fails to validate bootstrap room values. This allows for unbounded transfer state allocation...

CVE-2026-93688: Allocation of Resources Without Limits or Throttling

SGLang through 0.5.19 in prefill/decode disaggregation mode with Mooncake KV transfer backend fails to validate bootstraproom values, allowing unbounded transfer state allocation. Unauthenticated attackers can reach the decode engine's POST /generate endpoint and submit arbitrary bootstraproom...