{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-110807", "assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "state": "PUBLISHED", "assignerShortName": "VulDB", "dateReserved": "2026-10-14T18:11:44.596Z", "datePublished": "2026-10-14T23:00:19.976Z", "dateUpdated": "2026-10-14T23:00:19.976Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5", "shortName": "VulDB", "dateUpdated": "2026-10-14T23:00:19.976Z"}, "title": "sgl-project SGLang generate Endpoint io_struct.py denial of service", "problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-404", "lang": "en", "description": "Denial of Service"}]}], "affected": [{"vendor": "sgl-project", "product": "SGLang", "versions": [{"version": "0.5.0", "status": "affected"}, {"version": "0.5.1", "status": "affected"}, {"version": "0.5.2", "status": "affected"}, {"version": "0.5.3", "status": "affected"}, {"version": "0.5.4", "status": "affected"}, {"version": "0.5.5", "status": "affected"}, {"version": "0.5.6", "status": "affected"}, {"version": "0.5.7", "status": "affected"}, {"version": "0.5.8", "status": "affected"}, {"version": "0.5.9", "status": "affected"}, {"version": "0.5.10", "status": "affected"}, {"version": "0.5.11", "status": "affected"}, {"version": "0.5.12", "status": "affected"}, {"version": "0.5.13", "status": "affected"}, {"version": "0.5.14", "status": "affected"}, {"version": "0.5.15", "status": "affected"}, {"version": "0.5.16", "status": "affected"}, {"version": "0.5.17", "status": "affected"}, {"version": "0.5.18", "status": "affected"}, {"version": "0.5.19", "status": "affected"}], "cpes": ["cpe:2.3:a:sgl-project:sglang:*:*:*:*:*:*:*:*"], "modules": ["generate Endpoint"]}], "descriptions": [{"lang": "en", "value": "A weakness has been identified in sgl-project SGLang up to 0.5.19. Affected by this vulnerability is an unknown functionality of the file python/sglang/srt/managers/io_struct.py of the component generate Endpoint. This manipulation of the argument session_params causes denial of service. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet."}], "metrics": [{"cvssV4_0": {"version": "4.0", "baseScore": 5.3, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P", "baseSeverity": "MEDIUM"}}, {"cvssV3_1": {"version": "3.1", "baseScore": 4.3, "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C", "baseSeverity": "MEDIUM"}}, {"cvssV3_0": {"version": "3.0", "baseScore": 4.3, "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:X/RC:C", "baseSeverity": "MEDIUM"}}, {"cvssV2_0": {"version": "2.0", "baseScore": 4, "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:ND/RC:C"}}], "timeline": [{"time": "2026-10-14T00:00:00.000Z", "lang": "en", "value": "Advisory disclosed"}, {"time": "2026-10-14T02:00:00.000Z", "lang": "en", "value": "VulDB entry created"}, {"time": "2026-10-14T20:16:50.000Z", "lang": "en", "value": "VulDB entry last update"}], "credits": [{"lang": "en", "value": "Zyz3366 (VulDB User)", "type": "reporter"}, {"lang": "en", "value": "VulDB CNA Team", "type": "coordinator"}], "references": [{"url": "https://vuldb.com/vuln/420278", "name": "VDB-420278 | sgl-project SGLang generate Endpoint io_struct.py denial of service", "tags": ["vdb-entry", "technical-description"]}, {"url": "https://vuldb.com/vuln/420278/cti", "name": "VDB-420278 | CTI Indicators (IOB, IOC, TTP, IOA)", "tags": ["signature", "permissions-required"]}, {"url": "https://vuldb.com/cve/CVE-2026-110807", "name": "CVE-2026-110807 | CVE Analysis and Report", "tags": ["third-party-advisory"]}, {"url": "https://vuldb.com/submit/1004351", "name": "Submit #1004351 | SGLang Project (sgl-project) SGLang(SGLang Runtime) 0.5.19 Improper Validation of Specified Type of Input", "tags": ["third-party-advisory"]}, {"url": "https://github.com/sgl-project/sglang/issues/41467", "tags": ["issue-tracking"]}, {"url": "https://github.com/sgl-project/sglang/pull/41535", "tags": ["issue-tracking", "patch"]}, {"url": "https://gist.github.com/Yunzez/28820d220c52de4810fd5fb2d1dcf409#file-repro_sglang_session_params_crash-py", "tags": ["exploit"]}, {"url": "https://github.com/sgl-project/sglang/", "tags": ["product"]}], "x_generator": ["VulDB PVTS v202610"]}}}

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{"affected": [{"affectedData": [{"cpes": ["cpe:2.3:a:sgl-project:sglang:*:*:*:*:*:*:*:*"], "modules": ["generate Endpoint"], "product": "SGLang", "vendor": "sgl-project", "versions": [{"status": "affected", "version": "0.5.0"}, {"status": "affected", "version": "0.5.1"}, {"status": "affected", "version": "0.5.2"}, {"status": "affected", "version": "0.5.3"}, {"status": "affected", "version": "0.5.4"}, {"status": "affected", "version": "0.5.5"}, {"status": "affected", "version": "0.5.6"}, {"status": "affected", "version": "0.5.7"}, {"status": "affected", "version": "0.5.8"}, {"status": "affected", "version": "0.5.9"}, {"status": "affected", "version": "0.5.10"}, {"status": "affected", "version": "0.5.11"}, {"status": "affected", "version": "0.5.12"}, {"status": "affected", "version": "0.5.13"}, {"status": "affected", "version": "0.5.14"}, {"status": "affected", "version": "0.5.15"}, {"status": "affected", "version": "0.5.16"}, {"status": "affected", "version": "0.5.17"}, {"status": "affected", "version": "0.5.18"}, {"status": "affected", "version": "0.5.19"}]}], "source": "cna@vuldb.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A weakness has been identified in sgl-project SGLang up to 0.5.19. Affected by this vulnerability is an unknown functionality of the file python/sglang/srt/managers/io_struct.py of the component generate Endpoint. This manipulation of the argument session_params causes denial of service. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through an issue report but has not responded yet."}], "id": "CVE-2026-110807", "lastModified": "2026-10-14T23:17:22.540", "metrics": {"cvssMetricV2": [{"acInsufInfo": false, "baseSeverity": "MEDIUM", "cvssData": {"accessComplexity": "LOW", "accessVector": "NETWORK", "authentication": "SINGLE", "availabilityImpact": "PARTIAL", "baseScore": 4.0, "confidentialityImpact": "NONE", "integrityImpact": "NONE", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "version": "2.0"}, "exploitabilityScore": 8.0, "impactScore": 2.9, "obtainAllPrivilege": false, "obtainOtherPrivilege": false, "obtainUserPrivilege": false, "source": "cna@vuldb.com", "type": "Secondary", "userInteractionRequired": false}], "cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "LOW", "baseScore": 4.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L", "version": "3.1"}, "exploitabilityScore": 2.8, "impactScore": 1.4, "source": "cna@vuldb.com", "type": "Primary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 2.1, "baseSeverity": "LOW", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "PROOF_OF_CONCEPT", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "LOW", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "LOW", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "cna@vuldb.com", "type": "Secondary"}]}, "published": "2026-10-14T23:17:22.390", "references": [{"source": "cna@vuldb.com", "url": "https://gist.github.com/Yunzez/28820d220c52de4810fd5fb2d1dcf409#file-repro_sglang_session_params_crash-py"}, {"source": "cna@vuldb.com", "url": "https://github.com/sgl-project/sglang/"}, {"source": "cna@vuldb.com", "url": "https://github.com/sgl-project/sglang/issues/41467"}, {"source": "cna@vuldb.com", "url": "https://github.com/sgl-project/sglang/pull/41535"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/cve/CVE-2026-110807"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/submit/1004351"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/420278"}, {"source": "cna@vuldb.com", "url": "https://vuldb.com/vuln/420278/cti"}], "sourceIdentifier": "cna@vuldb.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-404"}], "source": "cna@vuldb.com", "type": "Primary"}]}

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