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6 vulnerabilities by lmsys

CVE-2026-7304 (GCVE-0-2026-7304)

Vulnerability from cvelistv5 – Published: 2026-05-18 10:39 – Updated: 2026-05-18 14:04
VLAI
Title
CVE-2026-7304
Summary
SGLangs multimodal generation runtime is vulnerable to unauthenticated remote code execution when the --enable-custom-logit-processor option is enabled, as Python objects loaded via dill.loads() will be deserialized without validation.
CWE
  • CWE-502 - Deserialization of Untrusted Data
Assigner
Impacted products
Vendor Product Version
SGLang SGLang Affected: 5.10
Create a notification for this product.
Show details on NVD website

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CVE-2026-7302 (GCVE-0-2026-7302)

Vulnerability from cvelistv5 – Published: 2026-05-18 10:39 – Updated: 2026-05-18 14:05
VLAI
Title
CVE-2026-7302
Summary
SGLangs multimodal generation runtime is vulnerable to an unauthenticated path traversal vulnerability, allowing an attacker to write arbitrary files anywhere the server process has write access, by including ../ sequences in the upload filename when sent to specific endpoints.
CWE
  • CWE-35 - Path Traversal: '.../...//'
Assigner
Impacted products
Vendor Product Version
SGLang SGLang Affected: 5.10
Create a notification for this product.
Show details on NVD website

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CVE-2026-7301 (GCVE-0-2026-7301)

Vulnerability from cvelistv5 – Published: 2026-05-18 10:38 – Updated: 2026-05-18 14:06
VLAI
Title
CVE-2026-7301
Summary
SGLangs multimodal generation runtime scheduler's ROUTER socket binds to 0.0.0.0 by default and contains a sink that calls pickle.loads() on incoming messages, enabling RCE when exposed to the internet.
CWE
  • CWE-502 - Deserialization of Untrusted Data
Assigner
Impacted products
Vendor Product Version
SGLang SGLang Affected: 5.10
Create a notification for this product.
Show details on NVD website

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CVE-2026-3060 (GCVE-0-2026-3060)

Vulnerability from cvelistv5 – Published: 2026-03-12 11:37 – Updated: 2026-04-07 18:45
VLAI
Title
CVE-2026-3060
Summary
SGLang' encoder parallel disaggregation system is vulnerable to unauthenticated remote code execution through the disaggregation module, which deserializes untrusted data using pickle.loads() without authentication.
CWE
  • CWE-502 - Deserialization of Untrusted Data
Assigner
Impacted products
Vendor Product Version
SGLang SGLang Affected: 0.5.10
Create a notification for this product.
Show details on NVD website

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CVE-2026-3059 (GCVE-0-2026-3059)

Vulnerability from cvelistv5 – Published: 2026-03-12 11:37 – Updated: 2026-04-07 18:46
VLAI
Title
CVE-2026-3059
Summary
SGLang's multimodal generation module is vulnerable to unauthenticated remote code execution through the ZMQ broker, which deserializes untrusted data using pickle.loads() without authentication.
CWE
  • CWE-502 - Deserialization of Untrusted Data
Assigner
Impacted products
Vendor Product Version
SGLang SGLang Affected: 0.5.10
Create a notification for this product.
Show details on NVD website

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CVE-2025-10164 (GCVE-0-2025-10164)

Vulnerability from cvelistv5 – Published: 2025-09-09 18:32 – Updated: 2025-09-10 19:43
VLAI
Title
lmsys sglang update_weights_from_tensor main deserialization
Summary
A security flaw has been discovered in lmsys sglang 0.4.6. Affected by this vulnerability is the function main of the file /update_weights_from_tensor. The manipulation of the argument serialized_named_tensors results in deserialization. The attack can be launched remotely. The exploit has been released to the public and may be exploited. The vendor was contacted early about this disclosure but did not respond in any way.
CWE
Assigner
References
URL Tags
https://vuldb.com/?id.323203 vdb-entrytechnical-description
https://vuldb.com/?ctiid.323203 signaturepermissions-required
https://vuldb.com/?submit.635919 third-party-advisory
Impacted products
Vendor Product Version
lmsys sglang Affected: 0.4.6
Create a notification for this product.
Credits
hl4x7eq28 (VulDB User)
Show details on NVD website

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-10164",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-09-10T19:43:07.437880Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
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        "providerMetadata": {
          "dateUpdated": "2025-09-10T19:43:10.855Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
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        "references": [
          {
            "tags": [
              "exploit"
            ],
            "url": "https://vuldb.com/?submit.635919"
          }
        ],
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "sglang",
          "vendor": "lmsys",
          "versions": [
            {
              "status": "affected",
              "version": "0.4.6"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "hl4x7eq28 (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A security flaw has been discovered in lmsys sglang 0.4.6. Affected by this vulnerability is the function main of the file /update_weights_from_tensor. The manipulation of the argument serialized_named_tensors results in deserialization. The attack can be launched remotely. The exploit has been released to the public and may be exploited. The vendor was contacted early about this disclosure but did not respond in any way."
        },
        {
          "lang": "de",
          "value": "In lmsys sglang 0.4.6 ist eine Schwachstelle entdeckt worden. Dabei geht es um die Funktion main der Datei /update_weights_from_tensor. Die Bearbeitung des Arguments serialized_named_tensors verursacht deserialization. Der Angriff l\u00e4sst sich \u00fcber das Netzwerk starten. Der Exploit ist \u00f6ffentlich verf\u00fcgbar und k\u00f6nnte genutzt werden."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 6.9,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
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            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
            "version": "3.1"
          }
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          "cvssV3_0": {
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
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          "cvssV2_0": {
            "baseScore": 7.5,
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
            "version": "2.0"
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      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-502",
              "description": "Deserialization",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "cweId": "CWE-20",
              "description": "Improper Input Validation",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-09-09T18:32:06.015Z",
        "orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
        "shortName": "VulDB"
      },
      "references": [
        {
          "name": "VDB-323203 | lmsys sglang update_weights_from_tensor main deserialization",
          "tags": [
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://vuldb.com/?id.323203"
        },
        {
          "name": "VDB-323203 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
            "signature",
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          "url": "https://vuldb.com/?ctiid.323203"
        },
        {
          "name": "Submit #635919 | lmsys sglang \u003e=0.4.6 Deserialization",
          "tags": [
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          "url": "https://vuldb.com/?submit.635919"
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      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2025-09-09T00:00:00.000Z",
          "value": "Advisory disclosed"
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        {
          "lang": "en",
          "time": "2025-09-09T02:00:00.000Z",
          "value": "VulDB entry created"
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          "lang": "en",
          "time": "2025-09-09T15:28:40.000Z",
          "value": "VulDB entry last update"
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      ],
      "title": "lmsys sglang update_weights_from_tensor main deserialization"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
    "assignerShortName": "VulDB",
    "cveId": "CVE-2025-10164",
    "datePublished": "2025-09-09T18:32:06.015Z",
    "dateReserved": "2025-09-09T13:23:20.560Z",
    "dateUpdated": "2025-09-10T19:43:10.855Z",
    "state": "PUBLISHED"
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