CVE-2026-18445

{"id": "CVE-2026-18445", "cveTags": [], "metrics": {"ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-18445", "role": "CISA Coordinator", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "total"}], "version": "2.0.3", "timestamp": "2026-08-26T03:56:39.070641Z"}}], "cvssMetricV31": [{"type": "Secondary", "source": "security@ni.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.6, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 4.7, "exploitabilityScore": 1.8}, {"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}], "cvssMetricV40": [{"type": "Secondary", "source": "security@ni.com", "cvssData": {"Safety": "NOT_DEFINED", "version": "4.0", "Recovery": "NOT_DEFINED", "baseScore": 6.9, "Automatable": "NOT_DEFINED", "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N/E:X/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", "exploitMaturity": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "userInteraction": "PASSIVE", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "subIntegrityImpact": "NONE", "vulnIntegrityImpact": "LOW", "integrityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "vulnAvailabilityImpact": "HIGH", "availabilityRequirement": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "subConfidentialityImpact": "NONE", "vulnConfidentialityImpact": "LOW", "confidentialityRequirement": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED"}}]}, "affected": [{"source": "security@ni.com", "affectedData": [{"vendor": "NI", "product": "LabVIEW", "versions": [{"status": "affected", "version": "0", "lessThan": "23.0.0", "versionType": "semver"}, {"status": "affected", "version": "23.1.0", "lessThan": "23.3.10", "versionType": "semver"}, {"status": "affected", "version": "24.1.0", "lessThan": "24.3.7", "versionType": "semver"}, {"status": "affected", "version": "25.1.0", "lessThan": "25.3.5", "versionType": "semver"}, {"status": "affected", "version": "26.1.0", "lessThan": "26.3.1", "versionType": "semver"}], "defaultStatus": "unaffected"}]}], "published": "2026-08-25T17:17:06.093", "references": [{"url": "https://www.ni.com/en/support/security/available-critical-and-security-updates-for-ni-software/2026/integer-overflow-vulnerability-resulting-in-an-out-of-bounds-write-in-ni-labview.html", "tags": ["Patch", "Vendor Advisory"], "source": "security@ni.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Secondary", "source": "security@ni.com", "description": [{"lang": "en", "value": "CWE-190"}]}], "descriptions": [{"lang": "en", "value": "There is an integer overflow vulnerability resulting in an out-of-bounds write recently discovered in NI LabVIEW.\u00a0 This may result in information disclosure or arbitrary code execution.\u202f Successful exploitation requires an attacker to get a user to open a specially crafted VI file.\u202f This vulnerability affects NI LabVIEW 2026 Q3 and prior versions."}], "lastModified": "2026-09-08T14:31:19.603", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:ni:labview:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2E2E0B40-5E0A-47F8-8A1A-FEF10C1CA4EF", "versionEndIncluding": "2022"}, {"criteria": "cpe:2.3:a:ni:labview:2023:q1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D7DD2022-CFB7-4F38-B459-C1AFB55B5B68"}, {"criteria": "cpe:2.3:a:ni:labview:2023:q3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "18AB0B07-72FE-4861-B69D-AD2E87C5382E"}, {"criteria": "cpe:2.3:a:ni:labview:2023:q3_patch1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "91928C9C-F094-4EE4-9FBE-2B7956D68E6F"}, {"criteria": "cpe:2.3:a:ni:labview:2023:q3_patch2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "044C4B51-C641-41F2-ACA0-834C99D63285"}, {"criteria": "cpe:2.3:a:ni:labview:2023:q3_patch3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "26EEE5E3-AD37-4832-A66C-5F8F7A478F30"}, {"criteria": "cpe:2.3:a:ni:labview:2023:q3_patch4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5DC20B17-C582-42C4-9780-5DC61B4AED91"}, {"criteria": "cpe:2.3:a:ni:labview:2023:q3_patch5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "329575A0-F12E-478B-9A83-F747D6A161AA"}, {"criteria": "cpe:2.3:a:ni:labview:2023:q3_patch6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F25A1816-08CA-4467-8025-AD57562D7C35"}, {"criteria": "cpe:2.3:a:ni:labview:2023:q3_patch7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B282A345-3513-42FE-86C7-B38EA401CE7C"}, {"criteria": "cpe:2.3:a:ni:labview:2023:q3_patch8:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "90B91B54-D198-4810-8696-33C66EFBCC14"}, {"criteria": "cpe:2.3:a:ni:labview:2023:q3_patch9:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "64A1A8E9-7574-4F6E-B57F-412352C1810C"}, {"criteria": "cpe:2.3:a:ni:labview:2024:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2619FCBC-4CE0-46D6-8536-CC68374CCFA4"}, {"criteria": "cpe:2.3:a:ni:labview:2024:q1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "7753CCDF-BAF8-4F91-B85B-EBB2B88F6F30"}, {"criteria": "cpe:2.3:a:ni:labview:2024:q1_patch1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "953E8FD0-4420-4592-B696-C377D4EE0CA2"}, {"criteria": "cpe:2.3:a:ni:labview:2024:q3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5D99DCCD-511E-482E-8307-24382D1B621B"}, {"criteria": "cpe:2.3:a:ni:labview:2024:q3_patch1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "600A4905-B888-454F-9DF6-1C09FB71DBE2"}, {"criteria": "cpe:2.3:a:ni:labview:2024:q3_patch2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AD79D082-AFF5-42CB-9D6C-12CF9A59D205"}, {"criteria": "cpe:2.3:a:ni:labview:2024:q3_patch3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3B759A99-F766-4FE4-A1FF-A2D5026A6BD9"}, {"criteria": "cpe:2.3:a:ni:labview:2024:q3_patch4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BC3DC6DA-16FA-443D-B050-23CB7EC6602E"}, {"criteria": "cpe:2.3:a:ni:labview:2024:q3_patch5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "68F532A2-A27F-4B45-9F87-271C3F485D4F"}, {"criteria": "cpe:2.3:a:ni:labview:2024:q3_patch6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D010FC9C-051C-460A-BCB9-1A94FBE17617"}, {"criteria": "cpe:2.3:a:ni:labview:2025:q1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FB0991CF-642F-46D2-9C47-9540347DC074"}, {"criteria": "cpe:2.3:a:ni:labview:2025:q1_patch1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D776E6DE-2635-4172-B08D-B7FB2D1048F9"}, {"criteria": "cpe:2.3:a:ni:labview:2025:q1_patch2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "55237E7D-9149-4204-A8FE-354CD2BC1220"}, {"criteria": "cpe:2.3:a:ni:labview:2025:q1_patch3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FCD3C5B7-0060-453E-BA84-5FCA1BCF862C"}, {"criteria": "cpe:2.3:a:ni:labview:2025:q3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2687359A-8469-4E4A-A0BA-0AC6CFDD0344"}, {"criteria": "cpe:2.3:a:ni:labview:2025:q3_patch1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "4D80D557-E4E0-4EDD-95EC-6BA679C5E018"}, {"criteria": "cpe:2.3:a:ni:labview:2025:q3_patch2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "93777929-90AB-4B5C-946B-7052B9DE91C6"}, {"criteria": "cpe:2.3:a:ni:labview:2025:q3_patch3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AC216B7F-07E3-449D-A968-12086309661F"}, {"criteria": "cpe:2.3:a:ni:labview:2025:q3_patch4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "BBEBA9C7-C9EC-4231-880C-1AF3A99B7271"}, {"criteria": "cpe:2.3:a:ni:labview:2026:q1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "369376E8-F328-4D36-818A-08364E43C2CD"}, {"criteria": "cpe:2.3:a:ni:labview:2026:q1_patch1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "79A05F0E-5189-4405-8DE6-E0AC11B1A9E9"}, {"criteria": "cpe:2.3:a:ni:labview:2026:q1_patch2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "1D79095B-E6FB-4E1C-8691-C9CD22191134"}, {"criteria": "cpe:2.3:a:ni:labview:2026:q3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DB0F317B-F844-4F5A-8E60-7EE4BCAB74B8"}], "operator": "OR"}]}], "sourceIdentifier": "security@ni.com"}