CVE-2026-112270: sglang 0 through 0.5.22

CVE-2026-112270. CVSS 3.1 base score 6.5 (MEDIUM, Vendor/CNA).

Affected technology

sglang · 0 through 0.5.22
sgl-project

Description’s affected range: through 0.5.22 with the Mooncake disaggregation backend

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 4.0): Adjacent network · No privileges required · No user interaction required

What an attacker can do

Attackers can obtain the rank address from the /route endpoint and send STAGING_RSP messages with huge chunk_idx values under fresh room IDs, causing the scheduler to be OOM-killed. Vendor/CNA’s CVSS 4.0 assessment (base score 7.1/10) rates confidentiality and integrity impact as none; availability impact as high.

Published 19-Oct-2026 17:59 UTC

CWE: CWE-770
CCR priority: 26.0 /100 (P4)
CVSS 3.1: 6.5 /10 · CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H · Vendor/CNA
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-19 17:57:47.606446+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-112270.html