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CVE-2026-93838 SGLang through 0.5.20 Unbounded Memory Allocation via STAGING_REQ chunk_idx

🗓️ 18 Sep 2026 19:06:03Reported by VulnCheckType 
cvelist
 cvelist
🔗 www.cve.org👁 54 Views

Unbounded memory allocation in SGLang through 0.5.20 via STAGING_REQ chunk_idx enables DoS.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-93838
18 Sep 202621:58
–circl
cve
CVE
CVE-2026-93838
18 Sep 202619:06
–cve
euvd
EUVD
EUVD-2026-83282
18 Sep 202619:06
–euvd
mend
Mend
CVE-2026-93838
18 Sep 202619:06
–mend
nvd
NVD
CVE-2026-93838
18 Sep 202620:17
–nvd
osv
OSV
OPENSUSE-SU-2026:11865-1 python313-sglang-0.5.20-1.1 on GA media
23 Sep 202600:00
–osv
ptsecurity
Positive Technologies
PT-2026-95637
18 Sep 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-93838: Allocation of Resources Without Limits or Throttling
18 Sep 202600:00
–rapid7
susecve
SUSE CVE
SUSE CVE-2026-93838
22 Sep 202616:22
–susecve
vulnrichment
Vulnrichment
CVE-2026-93838 SGLang through 0.5.20 Unbounded Memory Allocation via STAGING_REQ chunk_idx
18 Sep 202619:06
–vulnrichment
[
  {
    "vendor": "sgl-project",
    "product": "sglang",
    "packageURL": "pkg:pypi/sglang",
    "repo": "https://github.com/sgl-project/sglang",
    "collectionURL": "https://pypi.org/project/sglang",
    "defaultStatus": "unaffected",
    "versions": [
      {
        "version": "0",
        "status": "affected",
        "versionType": "semver",
        "lessThanOrEqual": "0.5.20"
      }
    ]
  }
]

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24 Sep 2026 14:23Current
CVSS 3.15.9
CVSS 48.2
EPSS0.00652
SSVC
54