{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-45763", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-05-13T07:45:21.250Z", "datePublished": "2026-09-10T13:24:43.576Z", "dateUpdated": "2026-09-10T17:47:40.112Z"}, "containers": {"cna": {"title": "Suricata lua: sandbox allocation limit not enforced for new allocations", "problemTypes": [{"descriptions": [{"cweId": "CWE-770", "lang": "en", "description": "CWE-770: Allocation of Resources Without Limits or Throttling", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}}], "references": [{"name": "https://github.com/OISF/suricata/security/advisories/GHSA-9h43-frr8-xx6m", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/OISF/suricata/security/advisories/GHSA-9h43-frr8-xx6m"}, {"name": "https://forum.suricata.io/t/suricata-8-0-5-and-7-0-16-released/6315", "tags": ["x_refsource_MISC"], "url": "https://forum.suricata.io/t/suricata-8-0-5-and-7-0-16-released/6315"}, {"name": "https://redmine.openinfosecfoundation.org/issues/8507", "tags": ["x_refsource_MISC"], "url": "https://redmine.openinfosecfoundation.org/issues/8507"}], "affected": [{"vendor": "OISF", "product": "suricata", "versions": [{"version": ">= 8.0.0, < 8.0.5", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-09-10T14:10:16.843Z"}, "descriptions": [{"lang": "en", "value": "Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Starting in version 8.0.0 and prior to version 8.0.5, when Lua rule execution is enabled, the Lua sandbox memory limit was not consistently enforced for new allocations. Certain Lua allocation patterns could exceed `security.lua.max-bytes` without triggering the intended memory limit, making the configured sandbox limit unreliable. This requires Lua rules to be enabled and an affected Lua script/rule to be loaded. Version 8.0.5 contains a fix. As a workaround, disable `security.lua.allow-rules` unless Lua rules are required."}], "source": {"advisory": "GHSA-9h43-frr8-xx6m", "discovery": "UNKNOWN"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-09-10T17:28:46.534722Z", "id": "CVE-2026-45763", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-10T17:47:40.112Z"}}]}}

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{"affected": [{"affectedData": [{"product": "suricata", "vendor": "OISF", "versions": [{"status": "affected", "version": ">= 8.0.0, < 8.0.5"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Suricata is a network Intrusion Detection System, Intrusion Prevention System and Network Security Monitoring engine. Starting in version 8.0.0 and prior to version 8.0.5, when Lua rule execution is enabled, the Lua sandbox memory limit was not consistently enforced for new allocations. Certain Lua allocation patterns could exceed `security.lua.max-bytes` without triggering the intended memory limit, making the configured sandbox limit unreliable. This requires Lua rules to be enabled and an affected Lua script/rule to be loaded. Version 8.0.5 contains a fix. As a workaround, disable `security.lua.allow-rules` unless Lua rules are required."}], "id": "CVE-2026-45763", "lastModified": "2026-09-10T19:54:25.810", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 5.9, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 3.6, "source": "[email protected]", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-45763", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-09-10T17:28:46.534722Z", "version": "2.0.3"}}]}, "published": "2026-09-10T14:17:01.533", "references": [{"source": "[email protected]", "url": "https://forum.suricata.io/t/suricata-8-0-5-and-7-0-16-released/6315"}, {"source": "[email protected]", "url": "https://github.com/OISF/suricata/security/advisories/GHSA-9h43-frr8-xx6m"}, {"source": "[email protected]", "url": "https://redmine.openinfosecfoundation.org/issues/8507"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-770"}], "source": "[email protected]", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[8.0.0,8.0.5)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "suricata", "source": "cna", "vendor": "OISF"}, "product": "suricata", "vendor": "oisf"}], "created": "2026-09-10T14:45:18.498513+00:00", "updated": "2026-09-11T10:15:17.304982+00:00", "vendors": ["oisf", "oisf$PRODUCT$suricata"]}